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All Patents in class 60/517
Patents 1 - 7 of 7
First set of recordsLast set of records
NumberDatePatenteeTitleType
153,440Jul. 28, 1874J. LaubereauAir-Motorshot air engines
228,717Jun. 08, 1880E.F. Woodbury, G. Patten, J. Merrill, J.A. WoodburyHeaters for Air-Engineshot air engines
289,484Dec. 04, 1883E.F. Woodbury, G. Patten, J. Merrill, J.A. WoodburyAir Engine Heaterhot air engines
289,485Dec. 04, 1883E.F. Woodbury, G. Patten, J. Merrill, J.A. WoodburyHeater for Air Engineshot air engines
419,805Jan. 21, 1890C.W. WeissThermo Dynamic Motorexternal combustion engines
514,169Feb. 06, 1894N. TeslaReciprocating engine
723,660Mar. 24, 1903H. EssexCaloric-enginehot air engines
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