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All Patents in class 184/98
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
64,956May 21, 1867I. DreyfusImprovement in automatic lubricatorsoil cups
106,261Aug. 09, 1870I. DreyfusImprovement in lubricatorsoil cups
909,631Jan. 12, 1909G.C. MarxElectrical driving mechanism
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