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All Patents in class 74/89.2
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
333,388Dec. 29, 1885H.P. Camp, D.C. CampChurn Motorchurns
5,690,567Nov. 25, 1997M. Lindner, J.F. DeNijsTransmission for Converting Rotary Motion into Linear Motion
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