| All Patents in class 417 |
Patents 241 -
255
of 496
      |
| Number | Date | Patentee | Title | Type |
| 863,115 | Aug. 13, 1907 | R.D. Tomlinson | Condenser | steam condensers |
| 892,772 | Jul. 07, 1908 | C.H. Taylor | Hydraulic air-compressor | air compressors |
| 909,183 | Jan. 12, 1909 | C.L. Heisler | Vacuum Pump | vacuum pumps |
| 909,427 | Jan. 12, 1909 | M. Kurth | Variable-volume air-compressor | air compressors |
| 913,701 | Mar. 02, 1909 | H.M. Cramer | Motor Pump | water pumps |
| 917,070 | Apr. 06, 1909 | E.P. Holly | Impelling Device | |
| 924,787 | Jun. 15, 1909 | R. Janney | Variable Speed Transmission Device | industrial machine speed and direction changing mechanisms |
| 924,883 | Jun. 15, 1909 | A. Bouvier | Apparatus for Mixing and Carbureting Gaseous Bodies | carburetors |
| 925,147 | Jun. 15, 1909 | F.D. Winkley | Pump | piston pumps |
| 929,000 | Jul. 27, 1909 | N. McCarty | Governed Pump | fuel pumps |
| 929,101 | Jul. 27, 1909 | N. McCarty | Governed Pump | fuel pumps |
| 929,102 | Jul. 27, 1909 | N. McCarty | Fuel Pump | fuel pumps |
| 929,970 | Aug. 03, 1909 | N. McCarty | Fuel Pump | fuel pumps |
| 940,703 | Nov. 23, 1909 | N. McCarty | Pump | fuel pumps |
| 940,704 | Nov. 23, 1909 | N. McCarty | Pump | fuel pumps |
