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All Patents in class 123/345
Patents 16 - 28 of 28
First set of recordsPrevious set of recordsLast set of records
NumberDatePatenteeTitleType
582,620May 18, 1897J.A. CharterGas Engineinternal combustion engines
600,754Mar. 15, 1898B.C. Van DuzenGas Enginegas and gasoline engines
617,388Jan. 10, 1899W.F. Bauroth, E. BaurothGas Enginegas and gasoline engines
626,933Jun. 13, 1899J. ReidApparatus for Drilling Wellsoilfield machinery
653,876Jul. 17, 1900F.C. OlinGas Enginegas and gasoline engines
657,140Sep. 04, 1900J.H. Cogswell, G.W. StarrExplosive Gas Enginegas and gasoline engines
674,580May 21, 1901H.J. HartigSpeed-Regulator for Explosive-Enginesinternal combustion engine governors
710,647Oct. 07, 1902L.W. WitrySpeed-regulator for explosive-enginesgas and gasoline engines
718,481Jan. 13, 1903A. Soames, W. Langdon-DaviesInternal Combustion Engineinternal combustion engine valves
720,126Feb. 10, 1903L.A. FrayerSpeed Regulator for Explosive Enginesinternal combustion engine governors
801,927Oct. 17, 1905H.J. SmithFuel Mixing Device for Gas Enginescarburetors
821,546May 22, 1906H.E. SmallboneMultiple Cylinder Engineaxial internal combustion engines
1,346,204Jul. 13, 1920R.M. HvidValve for Hydrocarbon Enginevalves
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