| All Patents in class 81/30 |
Patents 1 -
15
of 32
      |
| Number | Date | Patentee | Title | Type |
| 89,461 | Apr. 27, 1869 | G.W. Bishop | Improvement in Pawl-Wrenches and Braces | ratchet wrenches |
| 139,006 | May 20, 1873 | S.W. Hemenway | Improvement in Auger Handles | |
| 206,468 | Jul. 30, 1878 | J.W. Forbes, J.D. McAulis | Design features replaceable parts and directional selector. | |
| 304,102 | Aug. 26, 1884 | C. Hermann | Ratchet Tool Handle | auger handles |
| 323,145 | Jul. 28, 1885 | C. Hermann | Ratchet Tool (Auger) Handle | auger handles |
| 324,145 | Aug. 11, 1885 | W.C. Miller | Combined Wrench, Hammer and Screwdriver | combination tools |
| 330,774 | Nov. 17, 1885 | F. Cronin | Ratcheting Auger Handle | auger handles |
| 354,085 | Dec. 14, 1886 | R.J. Baker | Drill Stock | ratchet drills |
| 355,585 | Jan. 04, 1887 | D.A. Buck, A.A. Buck | Hand-drill | |
| 364,422 | Jun. 07, 1887 | G.M. LaForge | Ratchet Auger Handle | auger handles |
| 413,037 | Oct. 15, 1889 | J.N. Devoy | Auger-Handle | auger handles |
| 432,928 | Jul. 22, 1890 | M.J. Bartlett | Wrench For Screw Drivers | wrenches |
| 438,860 | Oct. 21, 1890 | H.L. Pratt | Auger-Handle | auger handles |
| 453,667 | Jun. 09, 1891 | L.H. Sargent, Jr. | Handle for Augers | auger handles |
| 536,116 | Mar. 19, 1895 | W. Wheeler, H.G. Worthington | Extensible bit-stock | |
