| All Patents in class 279/37 |
Patents 1 -
15
of 20
      |
| Number | Date | Patentee | Title | Type |
| 48,346 | Jun. 20, 1865 | M.V. Nobles | Bit stock socket with split sleeve held by slip ring | brace chucks |
| 54,990 | May 22, 1866 | W. Wimmer | Securing bits in braces | brace chucks |
| 99,317 | Feb. 01, 1870 | R.S. Hildreth | Improvement in bit-stocks | brace chucks |
| 144,123 | Oct. 28, 1873 | D.A. Newton | Bit-stock | brace chucks |
| 269,902 | Jan. 02, 1883 | H. Wheeler | Socket Wrench | quick adjust wrenches |
| 290,218 | Dec. 18, 1883 | C.W. Drake | Screw holding screwdriver | screwdriver mechanisms |
| 323,198 | Jul. 28, 1885 | G.H. Packwood | Bit-stock | hand drills |
| 354,485 | Dec. 14, 1886 | R.W. Perry | Bit holder | |
| 423,386 | Mar. 11, 1890 | J.W. Miller | Bit Chuck | brace chucks |
| 567,588 | Sep. 15, 1896 | J.M. Flower | Wrench | ratchet wrenches |
| 587,464 | Aug. 03, 1897 | J.M. Reid, C.E. Swick | Ratchet Wrench | ratchet wrenches |
| 603,825 | May 10, 1898 | M. Barber | Bit-stock | hand drills |
| 624,225 | May 02, 1899 | G.F. Larkin | Hat Block Chuck | wood lathe chucks |
| 662,905 | Dec. 04, 1900 | F.W. Banan | Tool Holder and Wrench | brace chucks |
| 789,679 | May 09, 1905 | J. Turnbull | Chuck or Tool Holder for Rock Drills or Other Machines | stone boring and drilling machines |
