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All Patents of Type: rotary pumps
Patents 1 - 15 of 27
First set of recordsNext set of recordsLast set of records
6,354XJan. 27, 1831T. SuttonRotary pumprotary pumps
6,482XApr. 16, 1831J. BeckwithPump or engine for raising water and ejecting airrotary pumps
9,005XAug. 15, 1835D.M. WalkerRotary pumprotary pumps
6,927Dec. 04, 1849A. StivenImprovement in pumps for raising waterrotary pumps
11,544Aug. 22, 1854W.D. AndrewsRotary Pumprotary pumps
12,350Feb. 06, 1855B. HollyRotary Pumprotary pumps
13,273Jul. 17, 1855O. PalmerRotary wrecking-pumprotary pumps
18,986Dec. 29, 1857O. PalmerRotary pumprotary pumps
21,756Oct. 12, 1858W.C. HibbardImprovement in centrifugal pumpsrotary pumps
89,268Apr. 27, 1869M.L. AndrewImprovement in rotary pumpsrotary pumps
89,269Apr. 27, 1869M.L. AndrewImprovement in rotary pumpsrotary pumps
237,764Feb. 15, 1881E. MeddenRotary pumprotary pumps
666,869Jan. 29, 1901F.H. JacksonEnd Thrust Counterbalance for Centrifugal Pumps and Shaftingrotary pumps
685,775Nov. 05, 1901T.J. LindsayRotary Pump or Blowerrotary pumps
729,870Jun. 02, 1903B. JacksonSeries High Pressure Centrifugal Pump for High Headsrotary pumps
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