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All Patents in class 192/3.61
Patents 1 - 3 of 3
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
  1,099,520Jun. 09, 1914W. Spacke, D.T. Brownlee, F.W. SpackeChange-Speed Gearing
  2,466,574Apr. 05, 1949E.P. Bullard, E.N. CowellTransmission
  2,555,242May 29, 1951F.A. Hassman, E.D. Vancil, L.F. NenningerMilling Machine Transmission and Control Mechanism
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