| All Patents in class 81/139 |
Patents 1 -
15
of 35
      |
| Number | Date | Patentee | Title | Type |
| 105,827 | Jul. 26, 1870 | C.H. Miller | Wrench | quick adjust wrenches |
| 159,234 | Jan. 26, 1875 | J.B. Westwick | Combined Pipe-Tongs and Wrench | pipe tongs |
| 242,160 | May 31, 1881 | C. Scholz | Wrench | quick adjust wrenches |
| 284,162 | Sep. 04, 1883 | H.W. Atwater | Wrench | quick adjust wrenches |
| 286,842 | Oct. 16, 1883 | G.W. Pittman | Wrench | quick adjust wrenches |
| 309,084 | Dec. 09, 1884 | F.G. Osborn | Wrench | quick adjust wrenches |
| 320,797 | Jun. 23, 1885 | H.T. King | Wrench | quick adjust wrenches |
| 335,986 | Feb. 09, 1886 | N.W. Vandegrift, F. Armstrong | Wrench | quick adjust wrenches |
| 354,770 | Dec. 21, 1886 | M.E. Campfield | Wrench | quick adjust wrenches |
| 431,081 | Jul. 01, 1890 | B.F. Stockford | Nut Wrench | nut wrenches |
| 452,907 | May 26, 1891 | O. Gustafson, E. Ohnstrano | Wrench | quick adjust wrenches |
| 550,144 | Nov. 19, 1895 | A.B. Stone | Wrench | nut wrenches |
| 560,508 | May 19, 1896 | E. Lane | Wrench | wrench combination tools |
| 573,651 | Dec. 22, 1896 | L.L. Hall | Wench | quick adjust wrenches |
| 585,125 | Jun. 22, 1897 | I. Sherck | Wrench | quick adjust wrenches |
