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All Patents of Type: hand pumps
Patents 1 - 6 of 6
First set of recordsLast set of records
NumberDatePatenteeTitleType
641,253Jan. 16, 1900C.H. AmidonAir Pump for Pneumatic Tiresair pumps
661,874Nov. 13, 1900W. HullDouble Cylinder Pumphand pumps
681,807Sep. 03, 1901T.E. MoonLiquid Pumphand pumps
1,191,510Jul. 18, 1916G.I. HippleTire Pumphand pumps
1,213,522Jan. 23, 1917C.W. ManzelAir Pumpair pumps
2,348,412May 09, 1944E.M. PfauserPump Assemblagehand pumps
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