| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Martin Roberts | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 737,686 | Sep. 01, 1903 | C.W. Weiss | Reversing Gear | industrial machine gearing | |
| 787,709 | Apr. 18, 1905 | C.W. Weiss | Internal Combustion Engine | oil engines | |