| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| All Patents in class 451/194 | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 2,245,654 | Jun. 17, 1941 | J.D. Rovick, J.C. Drader | Gear Lapping and Finishing Machine | gear lapping machines | |
| 2,456,061 | Dec. 14, 1948 | G. Hohwart | Double end center lapping machines | lapping machines | |