| All Patents in class 81/30 |
Patents 16 -
30
of 32
      |
| Number | Date | Patentee | Title | Type |
| 560,122 | May 12, 1896 | J. Delaney | Ratchet Auger-Handle | auger handles |
| 584,099 | Jun. 08, 1897 | A. Van Lenten | Bit handle (cross) | |
| 658,618 | Sep. 25, 1900 | F.A. Chellis | Wrench | ratchet wrenches |
| 812,198 | Feb. 13, 1906 | J. Gessert | Bit-brace (engineer's) | |
| 853,930 | May 14, 1907 | C. Miller | Ratchet Wrench | ratchet wrenches |
| 876,680 | Jan. 14, 1908 | J.P. Bartholomay | Ratchet Screw Driver | ratcheting screwdrivers |
| 905,992 | Dec. 08, 1908 | G.A. Cutter | Wrench | ratchet wrenches |
| 917,319 | Apr. 06, 1909 | G.O. Leopold | Breast-drill | breast drills |
| 928,719 | Jul. 20, 1909 | F.E. Walden | Ratchet Wrench | ratchet wrenches |
| 959,690 | May 31, 1910 | C.R. Anderson | Ratchet Wrench | ratchet wrenches |
| 969,379 | Sep. 06, 1910 | W.B. Lane | Ratchet Mechanism for Screw-Drivers, Wrenches, &c. | ratchet wrenches |
| 981,202 | Jan. 10, 1911 | W.B. Lane | Screw Driver | ratcheting screwdrivers |
| RE13,205 | Feb. 14, 1911 | W.B. Lane | Ratchet Mechanism for Screw-Drivers, Wrenches, &c. | ratchet wrenches |
| 1,056,848 | Mar. 25, 1913 | J.A. Adell, L.S. Starrett | Ratchet Wrench | ratchet wrenches |
| 1,275,593 | Aug. 13, 1918 | V.V. McMillen, G.M. Overtree | Brace | brace wrenches |
