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All Patents in class 475/214
Patents 1 - 3 of 3
Number	Title	Classification(s)
706,191	Traction Engine	475/198, 475/214, 476/34
878,072	Transmission Gear for Automobiles	180/368, 180/380, 180/384, 384/586, 475/198, 475/214, 476/33, 476/34, 476/58
953,634	Friction speed-changing mechanism	475/198, 475/214, 476/33, 476/34, 74/444

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