| All Patents in class 81/359 |
Patents 1 -
13
of 13
      |
| Number | Date | Patentee | Title | Type |
| 222,484 | Dec. 09, 1879 | D.P. Foster | Improvement in Pipe-Wrenches | pipe wrenches |
| 259,895 | Jun. 20, 1882 | C.H. Miller | Pipe Tongs | pipe tongs |
| 274,544 | Mar. 27, 1883 | F. Armstrong | Wrench | pipe wrenches |
| 396,877 | Jan. 29, 1889 | C.H. Kennedy | Wrench | screw adjust wrenches |
| 421,598 | Feb. 18, 1890 | J. Monto | Pliers | pliers |
| 461,769 | Oct. 20, 1891 | F.S. Patton | Pipe Wrench | pipe wrenches |
| 519,774 | May 15, 1894 | M.C. Randleman, Z.S. Randleman | Improved Adjustable Tongs, Wrench and Vise | combination tools |
| 574,487 | Jan. 05, 1897 | H.J. Kapka | Wrench | screw adjust wrenches |
| 576,602 | Feb. 02, 1897 | J.A. McCawley | Wrench | quick adjust wrenches |
| 1,494,015 | May 13, 1924 | K. Potschner | Wrench | pliers type wrenches |
| 1,588,475 | Jun. 15, 1926 | P.F. King | Plier Wrench | pliers |
| 2,218,313 | Oct. 15, 1940 | V.H. Rowlett, G.W. Hamilton | Wrench | pliers type wrenches |
| 2,654,282 | Oct. 06, 1953 | M.W. Emmett | Adjusting Means for Slideable Jaw Wrenches | pliers type wrenches |
