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All Patents in class 123/152
Patents 1 - 9 of 9
First set of recordsLast set of records
577,898Mar. 02, 1897J. WalrathExplosive Engineinternal combustion engine valves
584,188Jun. 08, 1897S.D. McLelland, P.B. McLellandGas or Vapor Engine
584,622Jun. 15, 1897J.O. BrownGas Engineinternal combustion engine valves
612,756Oct. 18, 1898J.A. OstenbergGas Enginegovernors
698,405Apr. 22, 1902J.W. LambertSpeed Regulator for Explosive Enginesignition systems
710,647Oct. 07, 1902L.W. WitrySpeed-regulator for explosive-enginesgas and gasoline engines
918,286Apr. 13, 1909H.M. CramerSparker Mechanism for Enginesignition systems
924,639Jun. 15, 1909H.M. CramerGovernor for Explosion Enginesgovernors
1,648,737Nov. 08, 1927H.E. McCrayInternal Combustion Engine
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