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All Patents of Type: gear lapping machines
Patents 1 - 4 of 4
First set of recordsLast set of records
GB-415,583Aug. 30, 1934A.H. StevensImprovements in or Relating to Gear Lapping Machinesgear lapping machines
2,032,589Mar. 03, 1936E.A. OverstedtGear Lapping Machinegear lapping machines
2,209,562Jul. 30, 1940J.C. DraderWorm Element Lapping Machinegear lapping machines
2,245,654Jun. 17, 1941J.D. Rovick, J.C. DraderGear Lapping and Finishing Machinegear lapping machines
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