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All Patents in class 60/227
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
FX-4,749May 14, 1827E.A. LesterOscillating Steam Engineoscillating steam engines
8,019XFeb. 12, 1834J.(. Ingham, J. DavisApplication of steam to machinery, endless screwsteam engines
8,932XJun. 26, 1835C. Hillrotary reacting steam enginesteam engines
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