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Patents for A. Widder | |||||
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Picture | Number | Date | Patentee | Title | |
![]() | 492,126 | Feb. 21, 1893 | C.W. Weiss | Igniter for Gas Engines | |
![]() | 543,163 | Jul. 23, 1895 | C.W. Weiss | Explosive Engine | |
![]() | 543,165 | Jul. 23, 1895 | C.W. Weiss | Explosive Engine |