| Patents for William F. Groene |
Patents 61 -
75
of 212
      |
| Number | Date | Patentee | Title | Type |
| 1,617,902 | Feb. 15, 1927 | W.F. Groene | Lathe | metal lathes |
| 1,633,633 | Jun. 28, 1927 | W.F. Groene | Crank Shaft Lathes | crankshaft lathes |
| 1,639,995 | Aug. 23, 1927 | W.F. Groene | Tool Feed for Machine Tools | metalworking machine mechanisms |
| 1,661,474 | Mar. 06, 1928 | W.F. Groene | Spindle Stop | machine tool controls |
| 1,661,610 | Mar. 06, 1928 | R.M. Bacon, W.F. Groene | Machine Tool | metalworking machine mechanisms |
| 1,664,622 | Apr. 03, 1928 | W.F. Groene | Crank Shaft Lathe Chuck | metal lathe chucks |
| 1,700,721 | Jan. 29, 1929 | W.F. Groene | Center Drive Lathe | crankshaft lathes |
| 1,705,218 | Mar. 12, 1929 | W.F. Groene | Milling Machine | milling machines |
| 1,723,347 | Aug. 06, 1929 | W.F. Groene | Chucking Device for Crank Shafts | metal lathe chucks |
| 1,728,220 | Sep. 17, 1929 | W.F. Groene, W.O. Strauss | Lathe Cross Feed | metalworking machine mechanisms |
| 1,737,881 | Dec. 03, 1929 | W.F. Groene | Change Gear Mechanism | metalworking machine mechanisms |
| 1,744,885 | Jan. 28, 1930 | H.J. Siekmann, W.F. Groene | Machine Tool | machine tool controls |
| 1,744,886 | Jan. 28, 1930 | W.F. Groene | Lapping machine | lapping machines |
| 1,748,672 | Feb. 25, 1930 | W.F. Groene | Chuck in machine tools | metal lathe chucks |
| 1,750,589 | Mar. 11, 1930 | W.F. Groene | Automatic Lathe Control | machine tool controls |
