| All Patents in class 81/144 |
Patents 1 -
10
of 18
      |
| Picture | Number | Date | Patentee | Title |
 | 255,853 | Apr. 04, 1882 | J.C. Gunn | Wrench |
 | 382,975 | May 15, 1888 | B.R. Hagar | Wrench |
 | 406,666 | Jul. 09, 1889 | J.H. Lane, F.J. Pratt | Combination Wrench |
 | 412,373 | Oct. 08, 1889 | P.R. Erickson | Nut Wrench |
 | 451,183 | Apr. 28, 1891 | G.F. Hall | Wrench |
 | 482,198 | Sep. 06, 1892 | J. Ryan | Improvement in Pipe-Wrenches |
 | 487,331 | Dec. 06, 1892 | J.W. Kellam | Adjustable Flange Wrench |
 | 516,281 | Mar. 13, 1894 | R.S. Rust | Wrench |
 | 528,644 | Nov. 06, 1894 | W.G. Orcutt | Ratchet Wrench |
 | 548,355 | Oct. 22, 1895 | J.W. Cushman | Wrench |
