| All Patents in class 81/177.6 |
Patents 1 -
10
of 28
      |
| Picture | Number | Date | Patentee | Title |
 | 37,973 | Mar. 24, 1863 | A. Pell | Improved Gimlet |
 | 166,514 | Aug. 10, 1875 | T.F. Dunn | Wrenches |
 | 234,540 | Nov. 16, 1880 | J.K. Collins | Combined Wrench and Screw Driver |
 | 428,662 | May 27, 1890 | M.J. Bartlett | Screw-Driver |
 | 456,300 | Jul. 21, 1891 | E. Dawson | Screw-Driver |
 | 549,871 | Nov. 12, 1895 | J.S. Fowler | Wrench |
| | 750,994 | Feb. 02, 1904 | M. McKinley | Wrench |
 | 759,948 | May 17, 1904 | T.A. Weston | Tool-Handle |
 | RE12,379 | Aug. 15, 1905 | C. Contal | Ratchet Screw Key |
| | 807,637 | Dec. 19, 1905 | J.P. Pipkin | Extensible Wrench |
