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All Patents in class 123/195P
Patents 1 - 5 of 5
First set of recordsLast set of records
NumberDatePatenteeTitleType
597,860Jan. 25, 1898S. RolfeExplosion Engineoil engines
957,984May 17, 1910A.L. MowryPistonrotary steam engines
1,975,912Oct. 09, 1934E.D. VancilMachine Toolmilling machines
2,040,662May 12, 1936A.W. MallGasoline motor base for floor surfacer
2,136,416Nov. 15, 1938W.C. DehnPistonpistons
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