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| All Patents in class 140/152 | |||||
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| Number | Date | Patentee | Title | Type | |
| 210,746 | Dec. 10, 1878 | W.S. Brewster | Method of Attaching Seals to Cars | pliers | |
| 240,882 | May 03, 1881 | J.W. Calef | Lead Seal Press | pliers | |
| 3,505,714 | Apr. 14, 1970 | G. Boileau | Metal Clipping Tool | crimping tools | |