| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| All Patents in class 407/22 | |||||
      | |||||
| Picture | Number | Date | Patentee | Title | |
| 1,274,466 | Aug. 06, 1918 | B.H. Bickle, A.L. Stewart | Gear Cutter | ||
| 2,135,893 | Nov. 08, 1938 | E.C. Head | Gear cutter | ||
| 2,270,003 | Jan. 13, 1942 | E.C. Head | Gear cutter | ||
| RE22,891 | Jun. 24, 1947 | E.C. Head | Gear cutter | ||