| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Walter N. Frank | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 2,259,338 | Oct. 14, 1941 | W.N. Frank | Universal Joint | industrial machine universal joints | |
| CA-407,236 | Sep. 08, 1942 | W.N. Frank | Universal joint | industrial machine universal joints | |
| 2,640,399 | Jun. 02, 1953 | W.N. Frank | Work support | tool making | |