| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for James F. Duryea | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 605,815 | Jun. 14, 1898 | J.F. Duryea | Gas Engine | gas and gasoline engines | |
| 646,399 | Mar. 27, 1900 | J.F. Duryea | Explosive Engine | internal combustion engine valves | |