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Patents for Peter Von Schmidt | |||||
Number | Date | Patentee | Title | Type | |
3,606 | May 30, 1844 | P. Von Schmidt | Submerged Propeller | nautical propulsion apparatus | |
4,564 | Jun. 13, 1846 | A.B. Spencer | Machine for dressing saws | saw gummers | |
4,979 | Feb. 27, 1847 | R. Chalfant | Corn Sheller | corn shellers |