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All Patents in class 60/427
Patents 1 - 4 of 4
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
1,588,972Jun. 15, 1926M. MachacekHydraulic feeding mechanism for mortising machines
  2,286,880Jun. 16, 1942W.A. TrautHydraulic Control System
  2,898,891Aug. 11, 1959R.J. Flanigan, N.V. GuschingHydraulic flow control
  2,921,439Jan. 19, 1960F.G. KrafftPump Control
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