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Patents for Emma M. Graham
Patents 1 - 12 of 12
First set of recordsLast set of records
NumberDatePatenteeTitleType
681,391Aug. 27, 1901J.B. FennerMuffler for Gas or Other Enginesmufflers
705,596Jul. 29, 1902J.G. MorithPipe Wrenchpipe wrenches
706,916Aug. 12, 1902J.B. FennerFuel Valve for Gas Enginesinternal combustion engine valves
747,017Dec. 15, 1903C.A. SvenssonDrill-chuckdrill press chucks
757,064Apr. 12, 1904H.J. SmithElectric Igniter for Gas Enginesignition systems
801,927Oct. 17, 1905H.J. SmithFuel Mixing Device for Gas Enginescarburetors
832,265Oct. 02, 1906C.W. ManzelLubricating Devicetool lubricators
897,857Sep. 01, 1908B.R. SpauldingBit Brace Wrenchbrace wrenches
920,769May 04, 1909C.W. ManzelLubricatortool lubricators
931,327Aug. 17, 1909C.W. ManzelDrill Chuckdrill press chucks
1,069,450Aug. 05, 1913C.W. ManzelForce Feed Lubricatortool lubricators
1,213,522Jan. 23, 1917C.W. ManzelAir Pumpair pumps
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