| All Patents in class 269/32 |
Patents 1 -
15
of 21
      |
| Number | Date | Patentee | Title | Type |
| 221,448 | Nov. 11, 1879 | J.M. Grenalds, O.F. Davis | Improvement in Combined Anvil and Vise | anvil vises |
| 971,556 | Oct. 04, 1910 | W.A. Petersen | Tool Holder | lathe tool holders and tool posts |
| 1,018,035 | Feb. 20, 1912 | A.L. De Leeuw | Vise | metalworking machine vises |
| 1,092,615 | Apr. 07, 1914 | E.J. White | Tool Holder | lathe tool holders and tool posts |
| 1,259,045 | Mar. 12, 1918 | A.L. Proske, T.H. Proske | Drill Sharpener | |
| 1,349,330 | Aug. 10, 1920 | J. Ditson | Fluid-operated vise | vise mechanisms |
| 1,412,806 | Apr. 11, 1922 | D.C. Klausmeyer | Strain Reverter | radial drill presses |
| 1,475,278 | Nov. 27, 1923 | L.C. Cole | Pneumatic Tool Holder | tool holders |
| 1,909,681 | May 16, 1933 | P.S. Jackson | Workholder for machine tools | |
| 2,328,061 | Aug. 31, 1943 | F.W. Curtis | Hydraulic Vise | milling machine accessories |
| 2,486,294 | Oct. 25, 1949 | E.J. Kearney, O.W. Carpenter, Jr., J.B. Armitage, W.M. Pohl | Machine Tool Transmission | metalworking machine mechanisms |
| 2,507,581 | May 16, 1950 | H.P. Baecker, W.P. McDonald, M.V. Waters | Safety Device for Broaching Machines | broaching machines |
| 2,693,727 | Nov. 09, 1954 | E.T. Olson | Hydraulic vise | bench vises |
| 2,708,381 | May 17, 1955 | E.T. Olson | Hydraulic machine vise having cylinder-advanced spring-retracted jaw-operating screw | bench vises |
| 2,708,382 | May 17, 1955 | E.T. Olson | Hydraulic machine vise having a screw-adjusted piston housed in a slidable jaw | bench vises |
