Patents for Govro-Nelson Co. |
Patents 1 -
8
of 8
      |
Number | Date | Patentee | Title | Type |
2,053,514 | Sep. 08, 1936 | C.E. Broders | Automatic feed head | milling machines |
RE21,341 | Feb. 06, 1940 | C.E. Broders | Automatic feed head | milling machines |
2,280,115 | Apr. 21, 1942 | V. Gauvreau, C.E. Broders | Drilling machine | drill presses |
2,426,386 | Aug. 26, 1947 | C.E. Broders | Automatic feed head | drill presses |
2,532,207 | Nov. 28, 1950 | C.E. Broders, G. Treglown | Automatic feed head | tapping machines |
2,618,179 | Nov. 18, 1952 | C.E. Broders | Hydraulic control for drill feeding units | drilling and boring |
3,091,137 | May 28, 1963 | O. Aronson | Drilling and tapping machine | drill presses |
4,369,956 | Jan. 25, 1983 | O. Aronson | Self-centering fixture | metalworking machine mechanisms |