| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Benjamin M. Smith | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 5,721X | Nov. 20, 1829 | B.M. Smith | Propelling boats by a sculling wheel | nautical propulsion apparatus | |
| FX-6,844 | Nov. 20, 1831 | B.M. Smith | Propeller Screw | ||
| 8,769X | Apr. 14, 1835 | B.M. Smith | Hernia truss | ||