Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login |
Quick search: |
Patents for Samuel B. Dean | |||||
Number | Date | Patentee | Title | Type | |
3,426 | Feb. 07, 1844 | E.A. Lester | Oscillating Steam Engine | oscillating steam engines | |
130,361 | Aug. 13, 1872 | G. Ames, W.T. Nicholson, S.B. Dean | Improvement in Machines for Cutting Teeth on Cylinders | file cutting machines |