| All Patents in class 81/160 |
Patents 1 -
14
of 14
      |
| Number | Date | Patentee | Title | Type |
| 54,290 | May 01, 1866 | R.B. Butler | Improvement in Wrenches | quick adjust wrenches |
| 122,916 | Jan. 23, 1872 | R.S. Sanborn | Improvement in Rotating Wrenches | ratchet wrenches |
| 197,253 | Nov. 20, 1877 | C.H. Covell | Improvement In Wrenches | screw adjust wrenches |
| 338,874 | Mar. 30, 1886 | J. Pusey | Wrench | quick adjust wrenches |
| 414,772 | Nov. 12, 1889 | W.H. Kaltenbeck | Monkey Wrench | quick adjust wrenches |
| 492,401 | Feb. 28, 1893 | W.H. Kaltenbeck | Wrench | quick adjust wrenches |
| 513,308 | Jan. 23, 1894 | L.P. Davidson | Wrench | quick adjust wrenches |
| 516,591 | Mar. 13, 1894 | J.F. Cook | Wrench | quick adjust wrenches |
| 554,284 | Feb. 11, 1896 | P. Lorang | Wrench | quick adjust wrenches |
| 591,893 | Oct. 19, 1897 | E.B. Smith | Wrench | quick adjust wrenches |
| 667,392 | Feb. 05, 1901 | A.F. Hodgman, administratrix, M.M. Hodgman, deceased (estate of) | Wrench | quick adjust wrenches |
| 1,096,763 | May 12, 1914 | C. Smith | Wrench | pipe wrenches |
| 1,425,415 | Aug. 08, 1922 | A. Partin | Wrench | quick adjust wrenches |
| 1,723,574 | Aug. 06, 1929 | M. Neumerkel | Adjustable Wrench | |
