| All Patents in class 81/170 |
Patents 46 -
60
of 105
      |
| Number | Date | Patentee | Title | Type |
| 370,848 | Oct. 04, 1887 | A.J. Barber | Wrench | screw adjust wrenches |
| 391,211 | Oct. 16, 1888 | R.T. Torkelson | Combination Tool For Velocipedes | wrench combination tools |
| 397,794 | Feb. 12, 1889 | A.D. Gates | Manufacture of Wrenches | nut wrenches |
| 444,937 | Jan. 20, 1891 | S. Hussey | Wrench | pipe and nut combination wrenches |
| 446,291 | Feb. 10, 1891 | W.J. Pugh | Wrench | ratchet wrenches |
| 447,377 | Mar. 03, 1891 | D.P. Stanton | Pipe Wrench | pipe wrenches |
| 449,257 | Mar. 31, 1891 | G.L. McCauley | Wrench | ratchet wrenches |
| 457,107 | Aug. 04, 1891 | C.W. Cheney | Wrench | screw adjust wrenches |
| 473,617 | Apr. 26, 1892 | B.H. Dunlap | Socket Wrench | axle nut wrenches |
| 475,450 | May 24, 1892 | S. Hussey | Wrench | pipe wrenches |
| 481,230 | Aug. 23, 1892 | J. Hoval | Nut and Bolt Wrench | nut wrenches |
| 482,021 | Sep. 06, 1892 | F. Mossberg | Wrench | screw adjust wrenches |
| 483,222 | Sep. 27, 1892 | J.C. Johnson | Wrench | screw adjust wrenches |
| 494,310 | Mar. 28, 1893 | J. Wenning | Combined Pipe Wrench, Monkey Wrench and Flange Holder | pipe and nut combination wrenches |
| 496,941 | May 09, 1893 | W.T. King | Wrench | screw adjust wrenches |
