| All Patents in class 81/63.1 |
Patents 1 -
15
of 42
      |
| Number | Date | Patentee | Title | Type |
| 252,300 | Jan. 10, 1882 | J.W. Womelsdorff | Ratchet Wrench | ratchet wrenches |
| 282,462 | Jul. 31, 1883 | B.F. Lancaster | Ratchet Wrench | ratchet wrenches |
| 300,604 | Jun. 17, 1884 | W.C. Hartmann | Die Stock | tap wrenches and die stocks |
| 300,771 | Jun. 24, 1884 | J.S. Fray | Bit-stock | |
| 309,902 | Dec. 30, 1884 | J. Watson | Bit-stock | |
| 328,649 | Oct. 20, 1885 | J. Chantrell | Bit-brace | |
| 384,865 | Jun. 19, 1888 | H.N. Parker | Pawl and ratchet coupling for bit-braces, etc. | |
| 395,865 | Jan. 08, 1889 | C.E. Abrams | Ratchet Wrench | ratchet wrenches |
| 466,564 | Jan. 05, 1892 | S.E. Hall | Wrench | ratchet wrenches |
| 478,248 | Jul. 05, 1892 | O.R. Alden | Bit-stock | |
| 538,525 | Apr. 30, 1895 | A.W. Kleinfeldt | Ratchet Wrench | ratchet wrenches |
| 541,130 | Jun. 18, 1895 | W.B. Swan | Ratchet Screwdriver | ratcheting screwdrivers |
| 584,111 | Jun. 08, 1897 | R.C. Ellrich | Wrench | screw adjust wrenches |
| 593,157 | Nov. 02, 1897 | Z.T. Furbish | Ratchet mechanism | spiral screwdrivers |
| 597,043 | Jan. 11, 1898 | E.C. Webster | Ratchet Wrench | ratchet wrenches |
