| All Patents in class 416/244R |
Patents 1 -
8
of 8
      |
| Picture | Number | Date | Patentee | Title |
 | 100,236 | Feb. 22, 1870 | B.F. Sturtevant | Pressure Blower Wheel |
 | 860,108 | Jul. 16, 1907 | T.F. Sheridan | Steam-turbine |
| | 925,218 | Jun. 15, 1909 | J.P. Nikonow | Elastic Fluid Turbine |
| | 1,614,190 | Jan. 11, 1927 | O.K. Dyer | Fan bracket or support |
| | 1,962,380 | Jun. 12, 1934 | G.A. Biggs | Hydraulic Turbine |
| | 2,450,660 | Oct. 05, 1948 | G.W. Hardy | Method of Forming Propeller Hubs |
| | 3,402,879 | Sep. 24, 1968 | J.W. Schroeter | Fan construction |
| | 3,459,366 | Aug. 05, 1969 | J.W. Schroeter | Fan construction |
