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All Patents in class 123/405
Patents 1 - 14 of 14
First set of recordsLast set of records
NumberDatePatenteeTitleType
194,047Aug. 14, 1877N.A. OttoGas-Motor enginesinternal combustion engines
273,750Mar. 13, 1883H.S. MaximGas Engineignition systems
307,057Oct. 21, 1884S. LawsonGas Engineinternal combustion engines
416,649Dec. 03, 1889C. SintzGas Engineinternal combustion engines
442,963Dec. 16, 1890J.H. EichlerRotary Gas Enginerotary engines
445,110Jan. 20, 1891M.A. GrahamGas Engineinternal combustion engines
535,964Mar. 19, 1895H. SwainGas Engineinternal combustion engines
542,972Jul. 16, 1895J. BryanGas Engineinternal combustion engines
556,086Mar. 10, 1896H.G. CarellGas Engineinternal combustion engines
558,369Apr. 14, 1896J.W. EisenhuthGas Engineinternal combustion engines
740,571Oct. 06, 1903G. JoransonGas Engineinternal combustion engine valves
835,634Nov. 13, 1906F.C. OlinValve for Gas and Similar Enginesinternal combustion engines
923,594Jun. 01, 1909C.G. SpradoGas Engineinternal combustion engine valves
1,279,774Sep. 24, 1918C.G. SpradoGas Enginegovernors
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