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All Patents in class 137/505.4
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
21,281Aug. 24, 1858W.G. SterlingGas Regulator
312,906Feb. 24, 1885E. SchrabetzGas Governor for Gas Enginesgas and gasoline engines
565,157Aug. 04, 1896E.N. DickersonGas Mixercarburetors
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