| Patents for John Jesionowski |
Patents 1 -
11
of 11
      |
| Number | Date | Patentee | Title | Type |
| 2,320,606 | Jun. 01, 1943 | J. Jesionowski | Work holder | metalworking machine vises |
| 2,327,843 | Aug. 24, 1943 | J. Jesionowski | Filing machine | filing machines |
| 2,347,111 | Apr. 18, 1944 | J. Jesionowski | Sine vise | angle bars and angle plates |
| 2,356,591 | Aug. 22, 1944 | J. Jesionowski | V-block and clamp | clamps |
| 2,370,041 | Feb. 20, 1945 | J. Jesionowski | External grinder | grinders |
| 2,370,042 | Feb. 20, 1945 | J. Jesionowski | Vise | metalworking machine vises |
| 2,435,888 | Feb. 10, 1948 | J. Jesionowski | Work holder | metalworking machine vises |
| 2,540,889 | Feb. 06, 1951 | J. Jesionowski | Filing machine | filing machines |
| 2,771,161 | Nov. 20, 1956 | J. Jesionowski | Anti-skid apparatus for pneumatic-tired vehicles | |
| 3,021,132 | Feb. 13, 1962 | J. Jesionowski | Vise | metalworking machine vises |
| 3,578,308 | May 11, 1971 | J. Jesionowski | Vise | metalworking machine vises |
