| All Patents in class 279/14 |
Patents 1 -
10
of 16
      |
| Picture | Number | Date | Patentee | Title |
 | 17,814 | Jul. 14, 1857 | E.F. Whiton | Centering-machine |
| | 70,112 | Oct. 22, 1867 | B.W. Peirce | Drill Chuck |
 | 115,324 | May 30, 1871 | W. Kerr, Jr. | Improvement in Chucks for Watchmakers' Lathes |
 | 136,450 | Mar. 04, 1873 | I.F. Murch | Multiple Bit Device |
 | 187,600 | Feb. 20, 1877 | G. Collins | Combination Countersink, Screwdriver & Gimlet Bit |
 | 220,291 | Oct. 07, 1879 | J. Kesselmeier | Improvement of Watchmakers Lathes |
 | 305,263 | Sep. 16, 1884 | C.H. Amidon | Chuck |
 | 306,539 | Oct. 14, 1884 | O.B. Shine | Combination Tool Holder |
 | 327,969 | Oct. 06, 1885 | A.C. Stowe | Combined Gimlet and Screwdriver |
| | 489,006 | Jan. 03, 1893 | J.R. Hopkins | Spindle Chuck |
