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All Patents in class 60/639 | |||||
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Picture | Number | Date | Patentee | Title | |
![]() | FX-6,145 | Oct. 01, 1830 | R. McCormick | Hydraulic machinery | |
467,840 | Jan. 26, 1892 | J.C. Walker | Water Wheel | ||
515,674 | Feb. 27, 1894 | J.J. Guldhaug | Motor | ||
924,808 | Jun. 15, 1909 | F.W. Mackey | Water Motor |