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All Patents in class 137/533.11
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
567,407Sep. 08, 1896D.H. PetrieCombined Air Pump and Wrenchcombination tools
899,462Sep. 22, 1908J.W. Nelson, W.H. MathersAir-valve for hydraulic jackshydraulic jacks
929,008Jul. 27, 1909F. PhillipsDash-pot
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