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All Patents in class 137/625.11
Patents 1 - 6 of 6
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
  2,170,304Aug. 22, 1939C. HerfurthTruing Attachment
  2,388,832Nov. 13, 1945W.W. CrileyControl Mechanism
  2,579,879Dec. 25, 1951B.H. Mosbacher, L.T. StoykeGyratory valve for hydraulic pumps or motors
  2,617,622Nov. 11, 1952I.M. WhiteAxially Movable Rotary Valve
  2,972,357Feb. 21, 1961C.S. Gladoske, R.L. FordHydraulic Rotary Selector Valve
3,373,449Mar. 19, 1968E.R. RusnokAutomatic valve actuated urinal
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