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| All Patents in class 81/381 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 98,925 | Jan. 18, 1870 | J. Clark | Pipe Tong | |
 | 364,549 | Jun. 07, 1887 | F.C. Sawhill | Improvements in Pipe-Tongs | |
| 457,405 | Aug. 11, 1891 | H.V. Smith | Metal Shears | ||
 | 902,570 | Nov. 03, 1908 | W.P. Ellis | Stretching Pincers | |
 | 1,666,467 | Apr. 17, 1928 | J.A. Peterson | Pliers | |
 | 2,370,308 | Feb. 27, 1945 | A.G. Hanson | Self-Locking Pliers | |
 | 3,175,437 | Mar. 30, 1965 | R. Arakawa | Vise Wrench | |
| 6,012,363 | Jan. 11, 2000 | H. Minkin | Extended Reach Pliers | ||