| All Patents in class 81/169 |
Patents 1 -
10
of 37
      |
| Picture | Number | Date | Patentee | Title |
 | 56,996 | Aug. 07, 1866 | A. Newton, F. Favro | Improvement in Wrenches |
 | 88,560 | Apr. 06, 1869 | O.V. Flora | Wrench |
 | 89,690 | May 04, 1869 | F.C. Richer | Improved Monkey-Wrench |
 | 136,797 | Mar. 11, 1873 | J.B. Weeden | Wrenches |
 | 250,493 | Dec. 06, 1881 | O. Brothers, Jr. | Lubricating Wrench |
 | 260,609 | Jul. 04, 1882 | C. Richards | Monkey-Wrench |
 | 265,704 | Oct. 10, 1882 | T.C. Rice | Carriage Wrench |
 | 385,366 | Jul. 03, 1888 | J.P. Mitchell | Wrench |
 | 391,588 | Oct. 23, 1888 | C.S. De Witt | Wrench |
 | 414,772 | Nov. 12, 1889 | W.H. Kaltenbeck | Monkey Wrench |
