| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| All Patents in class 440/90 | |||||
      | |||||
| Picture | Number | Date | Patentee | Title | |
| 5,393X | Mar. 03, 1829 | B.(. Williams | Construction of Canal Boats | ||
| 8,841X | May 23, 1835 | B. Smith | Paddle wheels, and mode of propelling canal boats | ||
| 9,330X | Jan. 20, 1836 | P. Noble | Propelling boats | ||
 | 1,820 | Oct. 14, 1840 | M. Battle | Improvement in the manner of propelling boats upon canals or other shoal water by the agency of steam | |