| All Patents in class 269/310 |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 1,254,044 | Jan. 22, 1918 | J.R. Johnson | Work-support | milling machines |
| 1,324,269 | Dec. 09, 1919 | A. Placek | Work Holding Device | |
| 1,952,152 | Mar. 27, 1934 | L.A. Wilkie | Apparatus for die stamping | stamping presses |
| 2,699,708 | Jan. 18, 1955 | A.H. Fotsch | Work Holder | milling machines |
| 2,790,361 | Apr. 30, 1957 | W.S. Swanson, H.E. Bargren, F.R. Swanson | Jack mechanism | |
| 3,451,300 | Jun. 24, 1969 | R.C. Messinger | Pneumatic Support for Fexible Table Top | metalworking machine mechanisms |
| 5,494,269 | Feb. 27, 1996 | P.E. McCalmont | Vibration Damper | metalworking machine mechanisms |
