| All Patents of Type: piston pumps |
Patents 1 -
14
of 14
      |
| Number | Date | Patentee | Title | Type |
| FX-6,145 | Oct. 01, 1830 | R. McCormick | Hydraulic machinery | piston pumps |
| D1,193 | Jan. 24, 1860 | B. Holly | Design for Piston Pump | piston pumps |
| D1,256 | Jun. 19, 1860 | B. Holly | Improved Design for Pumps | piston pumps |
| 213,276 | Mar. 18, 1879 | D. Bickford | Portable Pump or Engine | piston pumps |
| 213,314 | Mar. 18, 1879 | G.M. Beard | Windmill-Pump | wind power apparatus |
| 849,530 | Apr. 09, 1907 | H.C. Clay | Pump | piston pumps |
| 901,070 | Oct. 13, 1908 | H.C. Clay | Gearing | piston pumps |
| 925,147 | Jun. 15, 1909 | F.D. Winkley | Pump | piston pumps |
| CA-127,916 | Sep. 06, 1910 | F.D. Winkley | Pompe | piston pumps |
| 974,061 | Oct. 25, 1910 | C.L. Heisler | Pump | piston pumps |
| 980,727 | Jan. 03, 1911 | F.D. Winkley | Combined pump-jack and engine base | piston pumps |
| CA-133,996 | Jun. 27, 1911 | F.D. Winkley | Tige de Pompe et Base de Machine | piston pumps |
| 1,865,000 | Jun. 28, 1932 | M.J. Goldberg | Pumping Means | piston pumps |
| 2,045,024 | Jun. 23, 1936 | F.P. Thieman, H.J. Renken | Pump | piston pumps |
