| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Francis G. Bates | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 453,537 | Jun. 02, 1891 | F.H. Bates, F.G. Bates | Ratchet Tool | ratchet wrenches | |
| 580,445 | Apr. 13, 1897 | F.H. Bates, F.G. Bates | Motor Engine | internal combustion engines | |
| 660,482 | Oct. 23, 1900 | F.G. Bates | Rotary Explosive-Engine | rotary engines | |
| 714,853 | Dec. 02, 1902 | B.A. Williams, F.G. Bates | Gas or Vapor Engine | internal combustion engines | |