| Patents for William F. Groene |
Patents 196 -
210
of 212
      |
| Number | Date | Patentee | Title | Type |
| 2,354,010 | Jul. 18, 1944 | H.J. Siekmann, W.F. Groene | Spindle Control Mechanism | machine tool controls |
| 2,354,258 | Jul. 25, 1944 | W.F. Groene | Crankshaft Chuck | metal lathe chucks |
| 2,354,372 | Jul. 25, 1944 | W.F. Groene, H.C. Kemper | Taper Turning Apparatus | metalworking machine mechanisms |
| 2,356,997 | Aug. 29, 1944 | W.F. Groene | Tool Feeding Mechanism | metalworking machine mechanisms |
| RE22,621 | Mar. 20, 1945 | W.R. Meyer, W.F. Groene | Loading and Unloadng of Work in Machine Tools | metalworking machine mechanisms |
| 2,379,147 | Jun. 26, 1945 | A.W. Aufderhar, W.F. Groene | Automatic Lathe | multiple spindle lathes |
| 2,391,154 | Dec. 18, 1945 | W.F. Groene | Tailstock for Lathes | metalworking machine mechanisms |
| 2,396,783 | Mar. 19, 1946 | A.W. Aufderhar, W.F. Groene | Multiple Spindle Center Drive Lathe | multiple spindle lathes |
| 2,396,784 | Mar. 19, 1946 | A.W. Aufderhar, W.F. Groene | Multiple Spindle Center Drive Lathe Feed Mechanism | metalworking machine mechanisms |
| 2,407,778 | Sep. 17, 1946 | H.C. Kemper, W.F. Groene | Taper Turning Apparatus | metalworking machine mechanisms |
| 2,410,026 | Oct. 29, 1946 | H.C. Kemper, W.F. Groene | Automatic Lathe | metalworking machine mechanisms |
| 2,419,639 | Apr. 29, 1947 | W.F. Groene | Lathe Transmission and Control Mechanism | machine tool controls |
| 2,421,147 | May 27, 1947 | W.F. Groene | Orbital lathe feed mechanism | crankshaft lathes |
| 2,470,304 | May 17, 1949 | W.R. Meyer, H.J. Siekmann, W.F. Groene | Crankshaft Lathe | crankshaft lathes |
| 2,474,104 | Jun. 21, 1949 | H.C. Kemper, W.F. Groene | Drive Mechanism for Automatic Lathes | metalworking machine mechanisms |
