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All Patents in class 74/58 | |||||
Number | Date | Patentee | Title | Type | |
42,336 | Apr. 19, 1864 | E.D. Ashe | Propeller Engine | rotary steam engines | |
414,503 | Nov. 05, 1889 | J.S. Detrick | Machines for Planing Metal | metalworking machine mechanisms |