| All Patents in class 81/142 |
Patents 1 -
10
of 17
      |
| Picture | Number | Date | Patentee | Title |
 | 17,737 | Jul. 07, 1857 | J.H. Hathaway | Improvements in Slide-Wrenches |
 | 20,211 | May 11, 1858 | J. McKenzie | Improved Mode of Fixing the Movable Jaws of Adjustable Wrenches |
 | 172,240 | Jan. 11, 1876 | E.T. Barlow | Improvement in Monkey-Wrenches |
 | 230,595 | Jul. 27, 1880 | G.H. Warren | Wrench |
 | 273,017 | Feb. 27, 1883 | J.H. Bowen | Wrench |
 | 347,157 | Aug. 10, 1886 | J.H. Bowers | Pipe and Nut Wrench |
 | 420,981 | Feb. 11, 1890 | F.A. Wegner | Carriage Wrench |
 | 506,261 | Oct. 10, 1893 | H.J. Rosenberg | Wrench |
 | 526,476 | Sep. 25, 1894 | W.J. Wright | Wrench or Clamp Adjustment |
 | 586,453 | Jul. 13, 1897 | A. Normand | Pocket Knife |
