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Patents for F. D. Ammen
Patents 1 - 6 of 6
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
680,535Aug. 13, 1901J.B. MeriamApparatus for Charging Storage Batteries of Automobile Vehicles
683,033Sep. 24, 1901E.E. FrederickSpirit Level
723,980Mar. 31, 1903H.W. BogartFruit Jar Holder
793,729Jul. 04, 1905M. MahlenWrench For Threshing Cylinders
820,814May 15, 1906J.P. McGinnity, E.H. WinklerCombination-tool
867,081Sep. 24, 1907J.J. RobinsonGage
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