![]() | ![]() | ||
Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login |
Quick search: |
Patents for Nicholas J. Roosevelt | |||||
![]() ![]() ![]() ![]() ![]() ![]() | |||||
Picture | Number | Date | Patentee | Title | |
210X | May 31, 1798 | N.J. Roosevelt, J. Smallman | Double Steam Engine | ||
2,230X | Dec. 01, 1814 | N.J. Roosevelt | Propelling boats, etc. by steam |