Photos of 1-Wire Cleats
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One wire cleats were used to secure heavy gauge conductors with insulated coatings.
You can learn more about Company histories by clicking on the link in this sentence.
| No. | MARKING | Marking Type | Glazed | No. of Wires | Pair | Hole Support | Patent | Company | Notes |
|---|---|---|---|---|---|---|---|---|---|
| 1W-81
|
A C (found by Tod at Thomas site) | r-e | Y | 1 | Y | flush | 2" x 3-5/8"; holes on side | ||
| 1W-35
|
A.P. CO. / NO. 1. | emb | Y | 1 | Y | round | Anderson Porcelain Co. | 3/4" x 2" | |
| 1W-101
|
AP Co / No 1 | emb | Y | 1 | N | flush | Anderson Porcelain Co. | 7/8" x 2"; 4 raised dots | |
| 1W-75
|
A.P.Co. / No 3 | emb | Y | 1 | Y | flush | Anderson Porcelain Co. | 1-1/4" x 3-3/16"; 4 raised dots | |
| 1W-62
|
ADAMANT / No. 2 | emb | Y | 1 | N | flush | Adamant Porcelain Co. | 1-1/8" x 2-5/16"; 4 raised dots | |
| 1W-44
|
B & D / 1 1/2 / PAT. SEPT. 3. 07 | emb | Y | 1 | Y | flush | 864,947 | Buffinton patent (licensed) | 7/8" x 2-1/4"; 4 raised dots; 1/2" wire |
| 1W-46
|
B & D / G P 4 CO / PAT AUG 13.95 | emb | Y | 1 | N | flush | 544,501 | General Porcelain Co. | 1-5/16" x 3-3/"; 4 raised dots |
| 1W-40
|
B & D / 2 | emb | Y | 1 | Y | flush | Buffinton patent (licensed) | 1" x 2-1/4" | |
| 1W-79
|
B & D / 3 / PAT AUG 13 95 // G | emb | Y | 1 | Y | flush | 544,501 | General Porcelain Co. | 1-1/4" x 3-3/16"; 4 raised dots |
| 1W-37
|
B & D / F / N O - 1 | r-e | Y | 1 | N | flush | Findlay Electric Porcelain Co. | 7/8" x 2"; top is recessed; 4 raised dots | |
| 1W-41
|
B & D / F / NO - 1 1/2 | r-e | Y | 1 | N | flush | Findlay Electric Porcelain Co. | 1" x 2-1/4"; 4 raised dots | |
| 1W-43
|
B & D / F / NO 2 | r-e | Y | 1 | Y | flush | Findlay Electric Porcelain Co. | 1-1/8" x 2-1/4"; 4 raised dots | |
| 1W-74
|
B & D / F / No 2 1/2 | r-e | Y | 1 | Y | flush | Findlay Electric Porcelain Co. | 1-1/4" x 2-3/4"; 4 raised dots | |
| 1W-73
|
B & D / F / NO 3 | r-e | Y | 1 | Y | flush | Findlay Electric Porcelain Co. | 1-1/4" x 3-1/8"; 4 raised dots | |
| 1W-80
|
B & D / No 3 1/2 | r-e | Y | 1 | Y | flush | Buffinton patent (licensed) | 1-5/16" x 3-5/16"; 4 raised dots | |
| 1W-64
|
B & D / F / NO 4 | r-e | Y | 1 | N | flush | Findlay Electric Porcelain Co. | 1-3/8" x 3-3/4"; 4 raised dots | |
| 1W-36
|
B & D / T NO 1 / PAT.AUG.13 95 | r-e | Y | 1 | N | flush | 544,501 | R. Thomas & Sons Co. | 7/8" x 2"; top is recessed |
| 1W-102
|
B.&D.PAT. / 1 1/2 / AUG 13. 95. | emb | Y | 1 | Y | flush | 544,501 | '7/8" x 2-1/4"; 4 raised dots | |
| 1W-05
|
B & D. PAT / NO. 1. / AUG. 13. | emb | Y | 1 | N | flush | 544,501 | Buffinton & Dow patent (licensed) | 13/16" x 2" |
| 1W-06
|
B & D. PAT. / No 3. / AUG 13, 95. | emb | Y | 1 | Y | flush | 544,501 | Buffinton & Dow patent (licensed) | 1-1/4" x 3-1/8" |
| 1W-07
|
B. & D. / 1½ / PAT. SEPT. 3. 07. | emb | Y | 1 | Y | flush | 864,947 | Buffinton patent (licensed) | 15/16" x 2-1/4" |
| 1W-08
|
B. & D. / 3 / PAT. AUG. 13. 95 / P. P. Inc. | emb | Y | 1 | Y | flush | 544,501 | Porcelain Products Inc. | 1-1/4" x 3-1/8" |
| 1W-61
|
B. & D. / 3 / PAT. AUG. 13.95. // P.P.Inc. | emb | Y | 1 | N | flush | 544,501 | Porcelain Products Inc. | 1-1/4" x 3-3/16"; 4 raised dots |
| 1W-82
|
B. & D. / G. P. 3 1/2 CO. /PAT AUG. 13. 95. | emb | Y | 1 | N | flush | 544,501 | General Porcelain Co. | 1-5/16" x 3-3/16"; 4 raised dots |
| 1W-09
|
B. & D. / NO PAT 1 / SEPT 3 07 | emb | Y | 1 | Y | flush | 864,947 | Buffinton patent (licensed) | 3/4" x 1-15/16" |
| 1W-60
|
B. & D. / NO PAT 1 / SEPT 3 07 [different joint] | emb | Y | 1 | Y | flush | 864,947 | Buffinton patent (licensed) | 3/4" x 2" |
| 1W-42
|
B. & D. / P.P.INC 2 / PAT. SEPT. 3. 07. | emb | Y | 1 | N | flush | 864,947 | Porcelain Products Inc. | 1" x 2-1/8"; 4 raised dots |
| 1W-10
|
B. & D. PAT. / AUG. 13, 95. / NO. 4 | r-e | Y | 1 | Y | flush | 544,501 | Buffinton & Dow patent (licensed) | 1-15/16" x 5-1/16" |
| 1W-11
|
B. & D. PAT. / AUG. 13. 95 / K in circle / NO 1½ | emb | Y | 1 | Y | flush | 544,501 | Buffinton & Dow patent (licensed) | 7/8" x 2-1/8" |
| 1W-12
|
B. & D. PAT. / NO. 3-1/4 / AUG. 13. 95 / F | r-e | Y | 1 | Y | flush | 544,501 | Findlay Electric Porcelain Co. | 15/16" x 3-1/4" |
| 1W-13
|
B. &. D. / 1½ / PAT. SEPT. 3. 07 | emb | Y | 1 | Y | flush | 864,947 | Buffinton patent (licensed) | 7/8" x 2-1/4" |
| 1W-38
|
B. &. D. / 2 / PAT. SEPT 3 07 | emb | Y | 1 | Y | flush | 864,947 | Buffinton patent (licensed) | 1" x 2-1/4"; 4 raised dots |
| 1W-84
|
B. &. D. / 2 | emb | Y | 1 | Y | flush | 864,947 | Buffinton patent (licensed) | 1-1/8" x 2-3/16"; 4 raised dots |
| 1W-14
|
B. &. D. / NO PAT 1 / SEP.T. 3. 07. | emb | Y | 1 | Y | flush | 864,947 | Buffinton patent (licensed) | 13/16" x 2" |
| 1W-77
|
B.&D. PAT / AUG 13.95 // NO 3 1/2 // K in circle | emb | Y | 1 | Y | flush | 544,501 | Buffinton patent (licensed) | 1-5/16" x 3-3/16"; 4 raised dots |
| 1W-66
|
B.&D. PAT / AUG.13.95 / NO. 1 1/2 // K in circle | r-e | Y | 1 | N | flush | 544,501 | Buffinton patent (licensed) | 15/16" x 2-1/4"; 4 raised dots |
| 1W-87
|
B.&D. / T. NO. 2 / PAT. AUG. 13. 95. | emb | Y | 1 | N | recessed | 544,501 | Buffinton patent (licensed) | 1-1/4" x 2-3/8" |
| 1W-39
|
B.&D. PAT / AUG.13.95 / NO.2 | r-e | Y | 1 | N | flush | 544,501 | Buffinton patent (licensed) | 1" x 2-1/4" |
| 1W-86
|
B. & D. PAT. / AUG.13.95 / NO.2 1/2 | emb | Y | 1 | N | flush | 544,501 | Buffinton patent (licensed) | 1-1/4" x 2-3/4"; 4 raised dots |
| 1W-33
|
BRUNT / No 1 | emb | Y | 1 | Y | round | Brunt Porcelain Co. | 3/4" x 2" | |
| 1W-34
|
BRUNT / No 1A | emb | Y | 1 | N | round | Brunt Porcelain Co. | 3/4" x 2" | |
| 1W-93
|
BRUNT / No 2 // BRUNT / No 2A | emb | Y | 1 | Y | round | Brunt Porcelain Co. | 7/8" x 2-1/4" | |
| 1W-21
|
BRUNT / No 3 | r-e | Y | 1 | N | round | Brunt Porcelain Co. | 1-1/16" x 2-3/8" | |
| 1W-58
|
C (in circle) / No. 2 | emb | Y | 1 | Y | flush | 1-1/8" x 2-3/8"; 4 raised dots | ||
| 1W-95
|
CGE / 1737 | r-e | Y | 1 | Y | flush | Canadian General Electric Co. | 7/8" x 2" | |
| 1W-55
|
C. O. P. / 3. | emb | Y | 1 | Y | round | Carey Ohio Porcelain Co. | 1" x 2-1/2"; rounded ends | |
| 1W-48
|
C. O. P. / No. 2 | emb | Y | 1 | N | flush | Carey Ohio Porcelain Co. | 1-1/8" x 2-1/4"; 4 raised dots | |
| 1W-04
|
DUGGAN / PAT. NOV. / 14 - 1893 / NO. 4 | r-e | Y | 1 | Y | flush | 508,687 | Imperial Porcelain Works | 13/16" x 2" |
| 1W-15
|
DUGGAN / PAT. NOV. / 14 - 1893 / NO. 4 | r-e | N | 1 | Y | flush | 508,687 | Imperial Porcelain Works | 3/4" x 1-7/8" |
| 1W-01
|
DUGGAN / PAT NOV / 14 1893 / NO 5 | r-e | Y | 1 | Y | flush | 508,687 | Imperial Porcelain Works | 1" x 2-1/8" |
| 1W-83
|
DUGGAN / PAT. NOV / 14, 1903 // NO 6 | r-e | Y | 1 | Y | flush | 508,687 | Imperial Porcelain Works | 1-3/16" x 2-7/8"; note year should be 1893 |
| 1W-85
|
DUGGAN / PAT. NOV / 14, 1893 // NO 7 | r-e | Y | 1 | Y | flush | 508,687 | Imperial Porcelain Works | 1" x 2-3/16" |
| 1W-98
|
DUGGAN / PA1 NOV / 14-1893 // NO.3 | r-e | Y | 1 | N | flush | 508,687 | Imperial Porcelain Works | 1-1/2" x 4" |
| 1W-110
|
E / No 1 | r-e | Y | 1 | Y | round | East Liverpool Electrical Porcelain Co. | 3/4" x 2" | |
| 1W-99
|
E / No 2 | r-e | Y | 1 | N | round | East Liverpool Electrical Porcelain Co. | 1" x 2-1/4" | |
| 1W-22
|
E / No 3 | r-e | Y | 1 | N | round | East Liverpool Electrical Porcelain Co. | 2-1/2" | |
| 1W-108
|
E / No 4 | r-e | Y | 1 | N | round | East Liverpool Electrical Porcelain Co. | 1-1/8 x 2-5/8" | |
| 1W-76
|
F / No 3 | r-e | Y | 1 | Y | round-bevel | Findlay Electric Porcelain Co. | 1-1/8" x 2-1/2"; rounded ends | |
| 1W-69
|
FEDCO | emb | Y | 1 | Y | round | Federal Porcelain Co. | 1" x 2-1/4"; rounded ends | |
| 1W-70
|
FEDCO | emb | Y | 1 | N | round-bevel | Federal Porcelain Co. | 1-1/8" x 2-1/2"; rounded ends | |
| 1W-49
|
FEDCO / 2 | emb | Y | 1 | Y | round | Federal Porcelain Co. | 1" x 2-1/4"; rounded ends | |
| 1W-57
|
FEDCO / NO - 1 | emb | Y | 1 | Y | flush | Federal Porcelain Co. | 3/4" x 2"; 4 raised dots | |
| 1W-52
|
PAT'D / FEDCO / 12-7-15 | emb | Y | 1 | Y | flush | 1,163,114 | Federal Porcelain Co. | 13/16" x 2"; 4 raised dots |
| 1W-31
|
G / No 4 | Y | 1 | N | round-bevel | Globe Porcelain Co. | 1-3/16" x 2-3/4" | ||
| 1W-32
|
G E CO / U.S.A. | Y | 1 | N | flush | General Electric Co. | 1-3/8" x 3-3/8" | ||
| 1W-18
|
G E CO U S A / CAT 69010 / PAT JULY 9 1901 | r-e | Y | 1 | Y | recessed | 678,042 | General Electric Co. | 1-15/16" x 3" |
| 1W-29
|
G. E. CO. / CAT NO. 21663 / PAT. SEP. 6, 1904 | emb | Y | 1 | N | square | 769,639 | General Electric Co. | 1-3/8" x 3-3/4" |
| 1W-59
|
G. E. CO. / U.S.A. | r-e | Y | 1 | Y | flush | General Electric Co. | 1" x 2"; 4 raised dots | |
| 1W-105
|
G. E. CO. / U.S.A. | r-e | Y | 1 | Y | flush | General Electric Co. | 1" x 2-1/4"; 4 raised dots | |
| 1W-106
|
G. E. CO. / U.S.A. / CAT. NO. / 43288 | r-e | Y | 1 | Y | flush | General Electric Co. | 1-1/4" x 3-1/4"; 4 raised dots | |
| 1W-104
|
G. E. CO. / U.S.A. / CAT. NO. / 44837 | r-e | Y | 1 | Y | flush | General Electric Co. | 1" x 2"; 4 raised dots | |
| 1W-19
|
G. E. CO., U. S. A. / CAT. 69010 / PAT. JULY 9, 1901 | r-e | Y | 1 | Y | recessed | 678,042 | General Electric Co. | 2" x 3" |
| 1W-23
|
GPC / No. 1A | r-e | Y | 1 | Y | round | General Porcelain Co. | 3/4" x 2" | |
| 1W-78
|
PAT. AUG. 13-95. / G.P. 3 1/2 CO. / B. & D. | emb | Y | 1 | Y | flush | 544,501 | General Porcelain Co. | 1-5/16" x 3-3/16"; 4 raised dots |
| 1W-91
|
H.P. | r-e | Y | 1 | Y | flush-bevel | Akron High-Potential Porcelain Co. | 3/4" x 2" | |
| 1W-25
|
No. 2 / H P CO | r-e | Y | 1 | N | flush-bevel | Akron High-Potential Porcelain Co. | 1" x 2-1/4" | |
| 1W-50
|
KNOX / B. & D. / NO. 2. | emb | Y | 1 | Y | flush | Knox Porcelain Corp. | 1-1/8" x 2-1/4"; 4 raised dots | |
| 1W-89
|
'KNOX / 3 1/2 / B. & D. | emb | Y | 1 | Y | flush | Knox Porcelain Corp. | 1-1/4" x 3-1/8"; 4 raised dots | |
| 1W-96 | M / NO 1 | r-e | Y | 1 | Y | round | |||
| 1W-88 | MACOMB / No.2. | emb | Y | 1 | Y | round | Illinois Electric Porcelain Co. | 1" x 2-1/4" | |
| 1W-30
|
MACOMB / No 4 | Y | 1 | N | round | Illinois Electric Porcelain Co. | 1-1/4" x 2-7/8" | ||
| 1W-24
|
MACOMB / No 5 | r-e | Y | 1 | Y | round | Illinois Electric Porcelain Co. | 1-1/4" x 2-7/8" | |
| 1W-94
|
N / 2 | r-e | Y | 1 | Y | round-bevel | National Electric Porcelain Co. | 1" x 2-1/4" | |
| 1W-71
|
N / 3 | r-e | Y | 1 | N | round | National Electric Porcelain Co. | 1-1/8" x 2-1/2"; rounded ends | |
| 1W-47
|
N / No 2 | emb | Y | 1 | N | flush | National Electric Porcelain Co. | 1-1/8" x 2-1/4"; 4 raised dots | |
| 1W-111
|
NET | emb | Y | 1 | Y | flush | New England Telephone & Telegraph Co. | 1/2" x 1-1/4" | |
| 1W-67
|
NAT / NO-1 | emb | Y | 1 | Y | flush | National Electric Porcelain Co. | 7/8" x 2-1/8"; 4 raised dots | |
| 1W-92
|
P.A.CO. / NO. 2. | r-e | Y | 1 | Y | round | Pettingell-Andrews Co. | 1" x 2-1/4"; Made by Adamant Porcelain Co. | |
| 1W-26
|
P. A. Co / No. 7 | r-e | Y | 1 | Y | round | Pettingell-Andrews Co. | 1-5/16" x 3-5/8"; Made by Adamant Porcelain Co. | |
| 1W-02
|
P.P. Inc. / No. 2½ / U. S. A. | emb | Y | 1 | Y | flush | Porcelain Products Inc. | 1-1/8" X 2-3/4" | |
| 1W-03
|
R. T. & S. CO. / 328 | emb / r-e | Y | 1 | Y | flush | R. Thomas & Sons Co. | 7/8" x 2" | |
| 1W-100
|
R T & S CO / 328 | emb / r-e | Y | 1 | N | round | R. Thomas & Sons Co. | 3/4" x 1-7/8" | |
| 1W-51
|
R. T. & S. CO. / 328 | emb | Y | 1 | N | round | R. Thomas & Sons Co. | 1-1/4" x 2" | |
| 1W-16
|
S. P. Co. / 1½ / B. & D. | emb | Y | 1 | Y | flush | Superior Porcelain Co. | 1" x 2-5/16" | |
| 1W-72
|
S. P. Co. / 2 / B & D | emb | Y | 1 | Y | flush | Superior Porcelain Co. | 1" x 2-1/4" | |
| 1W-63
|
S. P. Co. / 2 / B & D [backward D] | emb | Y | 1 | Y | flush | Superior Porcelain Co. | 1" x 2-1/4" | |
| 1W-45
|
S. P. Co. / 3 1/2 / B. & D. | emb | Y | 1 | Y | flush | Superior Porcelain Co. | 1-5/16" x 3-3/16" | |
| 1W-68
|
T / 329 | r-e | Y | 1 | Y | round | R. Thomas & Sons Co. | 1" x 2-1/8" | |
| 1W-27
|
T / 330 | r-e | Y | 1 | Y | round | R. Thomas & Sons Co. | 1" X 2-1/8" | |
| 1W-54
|
T / 331 | r-e | Y | 1 | N | round | R. Thomas & Sons Co. | 1-1/4" x 2-7/8" | |
| 1W-20
|
THOMAS / 332 | r-e | Y | 1 | Y | flush-bevel | R. Thomas & Sons Co. | 1-1/2" x 4" | |
| 1W-65
|
THOMAS / 332 1/4 | r-e | Y | 1 | N | flush-bevel | R. Thomas & Sons Co. | 1-9/16" x 4-1/8" | |
| 1W-90 | THOMAS / B & D 2 1/2 / MADE IN. U. S. A. | emb | Y | 1 | Y | flush | R. Thomas & Sons Co. | 1-1/4" x 3"; 4 raised dots | |
| 1W-53
|
THOMAS / B & D 3 / MADE IN U S A | emb | Y | 1 | N | flush | R. Thomas & Sons Co. | 1-3/8" x 3-3/8"; 4 raised dots | |
| 1W-
|
THOMAS / B & D 3 1/2 / MADE IN. U. S. A. | emb | Y | 1 | Y | flush | R. Thomas & Sons Co. | ||
| 1W-97
|
THOMAS / B. & D. 4 / MADE IN U. S. A. | emb | Y | 1 | Y | flush | R. Thomas & Sons Co. | 1-3/4" x 4-3/4"; 4 raised dots | |
| 1W-103
|
Triangle M / No. 4 | emb | Y | 1 | Y | round | Illinois Electric Porcelain Co. | 1-1/4" x 2-3/4" | |
| 1W-107
|
Triangle M / No. 7 | emb | Y | 1 | N | round | Illinois Electric Porcelain Co. | 1-5/8" x 3-5/8" | |
| 1W-17
|
Triangle M / No. 9. | r-e | Y | 1 | Y | flush-bevel | Illinois Electric Porcelain Co. | 2-1/16" x 4-3/4" | |
| 1W-28
|
U S / No 2 | r-e | Y | 1 | N | round-bevel | U. S. Electric Porcelain Co. | 1" x 2-1/4" | |
| 1W-56
|
WIRT / NO. 2 | emb | Y | 1 | Y | round | Wirt Co. | 1" x 2-5/6"; rounded ends |
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