| All Patents in class 269/20 |
Patents 1 -
8
of 8
      |
| Number | Date | Patentee | Title | Type |
| 1,328,250 | Jan. 13, 1920 | H.B. Keiper | Combined vise, blower, forge, drill, and grinder | vises |
| 2,284,972 | Jun. 02, 1942 | G. Carson | Work support and hold-down mechanism | milling machines |
| 2,372,699 | Apr. 03, 1945 | H.V. Boehnke, C.A. Wiken | Cutting machine | circular crosscut saws |
| 2,752,801 | Jul. 03, 1956 | E.T. Olson | Fluid actuated clamp | work holding |
| 2,790,361 | Apr. 30, 1957 | H.E. Bargren, F.R. Swanson, W.S. Swanson | Jack mechanism | |
| 2,829,566 | Apr. 08, 1958 | E.H. Gecks, H. Hines | Indexing table | milling machines |
| 2,885,915 | May 12, 1959 | G.H. Schurger | Machine Tool Table | rotary tables |
| 3,592,093 | Jul. 13, 1971 | A. Cantelli | Machines for Cutting Sheet Material, Sheet Metal and the Like | notching machines |
