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| Patents for William L. Schellenbach | |||||
| Number | Date | Patentee | Title | Type | |
| 1,917,905 | Jul. 11, 1933 | W.L. Schellenbach | Machine tool feeding apparatus | metal lathes | |
| 2,012,083 | Aug. 20, 1935 | W.L. Schellenbach | Machine Tool Apparatus | machine tool controls | |
| 2,016,806 | Oct. 08, 1935 | W.L. Schellenbach | Clutch | industrial machine clutches | |
| 2,072,846 | Mar. 09, 1937 | W.L. Schellenbach, S.M. Blackburn | Slicing machine | ||