| All Patents in class 81/32 |
Patents 1 -
15
of 62
      |
| Number | Date | Patentee | Title | Type |
| 57,107 | Aug. 14, 1866 | C. Eversol | Improved Screw Driver | ratcheting screwdrivers |
| 71,463 | Nov. 26, 1867 | E. Davies, R.H. Taunton | Improved tool for drilling metals | braces |
| 113,680 | Apr. 11, 1871 | J.T. Lynam | Improvement in bit-braces | ratchet braces |
| 139,006 | May 20, 1873 | S.W. Hemenway | Improvement in Auger Handles | |
| 145,524 | Dec. 16, 1873 | W.E. Pereau | Bit-brace | braces |
| 147,059 | Feb. 03, 1874 | G.P. Loomis | Improvement in Screw Drivers | ratcheting screwdrivers |
| 167,897 | Sep. 21, 1875 | H.C. Hart | Improvement in ratchet-braces for metal drills | ratchet braces |
| 191,540 | Jun. 05, 1877 | J.T. Matthews | Ratcheting bit-stock with pivoting head | hand drills |
| 192,018 | Jun. 12, 1877 | C.B. Rose | Ratchet bit-stock | hand drills |
| 200,757 | Feb. 26, 1878 | H.L. Pratt | Improvement in ratchet bit-braces | ratchet braces |
| 225,682 | Mar. 23, 1880 | S.A. Bostwick | Combined drill and bit-stock | hand drills |
| 277,561 | May 15, 1883 | I.M. Furbish | Screwdriver | ratcheting screwdrivers |
| 286,388 | Oct. 09, 1883 | W.R. Clarkson | Ratchet bit-brace | ratchet braces |
| 291,007 | Dec. 25, 1883 | W.E. Thayer | Ratchet Tool Holder | ratcheting screwdrivers |
| 298,457 | May 13, 1884 | I.M. Furbish | Hand-drill | eggbeater drills |
