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All Patents in class 123/90.31
Patents 1 - 9 of 9
First set of recordsLast set of records
NumberDatePatenteeTitleType
311,214Jan. 27, 1885G.M. WardGas Motorgas and gasoline engines
444,031Jan. 06, 1891G.J. WeberGas Engine and Igniter Thereforeignition systems
517,890Apr. 10, 1894W. SeckGas or Hydrocarbon Engineinternal combustion engines
534,354Feb. 19, 1895G.J. WeberGas Enginegas and gasoline engines
571,498Nov. 17, 1896E. RappeGas Enginegas and gasoline engines
573,174Dec. 15, 1896S.M. BalzerMotor or Engine
634,207Oct. 03, 1899J.B. FennerMechanical Movement for Gas Engines Valves, &c.internal combustion engine valves
714,853Dec. 02, 1902B.A. Williams, F.G. BatesGas or Vapor Engineinternal combustion engines
816,062Mar. 27, 1906I.S. BarnettGas Enginegas and gasoline engines
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