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Patents for John Lotka
Patents 1 - 4 of 4
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
CA-53,058Aug. 01, 1896J. ShaferWrench
CA-54,038Nov. 11, 1896T. DixonCombination Pipe and Monkey-Wrench
897,335Sep. 01, 1908T.R. AlmondDrill-chuck
1,046,809Dec. 10, 1912J. KunzMechanical Hammer
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