| All Patents in class 81/90.2 |
Patents 1 -
10
of 23
      |
| Picture | Number | Date | Patentee | Title |
 | 86,181 | Jan. 26, 1869 | P.A. Samuel | Universal Key or Extensible Wrench |
 | 231,831 | Aug. 31, 1880 | W. Wortenbe, J.A. Mell | Self-Adjusting Wrench |
 | 296,540 | Apr. 08, 1884 | D.M. De Silva | EUREKA ALLIGATOR PIPE TONG OR WRENCH |
 | 380,072 | Mar. 27, 1888 | A.R. Wygle | Pipe Wrench |
 | 410,384 | Sep. 03, 1889 | C.A. Swanson | Wrench |
 | 518,818 | Apr. 24, 1894 | F. Roberts, E.M. Jackson | Pipe Wrench |
 | 531,125 | Dec. 18, 1894 | H. Lind | Pipe Wrench |
 | 553,362 | Jan. 21, 1896 | J.K. Sheffy | Pipe Wrench |
 | 568,966 | Oct. 06, 1896 | E.E. Boyd, J.T. Wiley | Pipe Wrench |
 | 613,573 | Nov. 01, 1898 | C. Jacoby, Sr. | Wrench |
