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All Patents in class 60/448
Patents 1 - 4 of 4
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,998,004Apr. 16, 1935H. ErnstDifferential Hydraulic Speed Gearhydraulic apparatus
2,474,706Jun. 28, 1949G.A. WahlmarkHydraulic transmission
2,731,569Jan. 17, 1956J.S. Cardillo, M.M. Hann, F.G. Lundgard, S.J. LHydraulic transmission and control
2,888,806Jun. 02, 1959K.A. TeumerControl system
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