| All Patents in class 279/81 |
Patents 1 -
15
of 17
      |
| Number | Date | Patentee | Title | Type |
| 10,307 | Dec. 13, 1853 | J. Comstock | Bit stock of braces | brace chucks |
| 10,853 | May 02, 1854 | J. Allender | Operating catch in tool-holders | brace chucks |
| 44,823 | Oct. 25, 1864 | C.B. Rose | Method of securing bits in braces | brace chucks |
| 403,083 | May 14, 1889 | M.L. Andrew | Drill Chuck | drill press chucks |
| 494,631 | Apr. 04, 1893 | A. Fleurant | Chuck Or Holder For Tools, & c. | brace chucks |
| 525,573 | Sep. 04, 1894 | M.L. Andrew | Bit shank and chuck | |
| 582,413 | May 11, 1897 | S.B. Davis | Bit-stock | |
| 666,507 | Jan. 22, 1901 | Z.T. Furbish | Drill bit, &c., Chuck | drill chucks |
| 666,511 | Jan. 22, 1901 | Z.T. Furbish | Supplementary Drill Chuck | drill chucks |
| 1,041,451 | Oct. 15, 1912 | T.J. Fegley, G.O. Leopold | Means for attaching blades of tools to handles | screwdrivers |
| 1,330,111 | Feb. 10, 1920 | T.J. Fegley | Chuck | brace chucks |
| 1,341,934 | Jun. 01, 1920 | G.C. Schoenborn | Tool Holder | drilling and boring tool holders |
| 1,406,220 | Feb. 14, 1922 | G.F. Pickett | Tool Holder | drilling and boring tool holders |
| 1,433,527 | Oct. 31, 1922 | B.T. Browand | Tool Holder | metalworking machine tool holders |
| 2,162,359 | Jun. 13, 1939 | H.A. Rhinevault | Lock for Socket Wrenches, etc. | socket wrenches |
