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Patents for John Lotka
Patents 1 - 4 of 4
First set of recordsLast set of records
NumberDatePatenteeTitleType
CA-53,058Aug. 01, 1896J. ShaferWrenchaxle nut wrenches
CA-54,038Nov. 11, 1896T. DixonCombination Pipe and Monkey-Wrenchquick adjust wrenches
897,335Sep. 01, 1908T.R. AlmondDrill-chuckdrill chucks
1,046,809Dec. 10, 1912J. KunzMechanical Hammerpower hammers
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