| All Patents in class 415/98 |
Patents 1 -
9
of 9
      |
| Picture | Number | Date | Patentee | Title |
 | 100,238 | Feb. 22, 1870 | B.F. Sturtevant | Hot Air Blower |
 | 100,239 | Feb. 22, 1870 | B.F. Sturtevant | Pressure Blower |
 | 107,665 | Sep. 27, 1870 | W.S. Colwell | Improvement in blowers |
 | 250,124 | Nov. 29, 1881 | J. Bender | Blowing Machine |
| | 1,125,117 | Jan. 19, 1915 | C.V. Kerr | Centrifugal Pump |
| | 1,881,680 | Oct. 11, 1932 | M.M. Klosson | Double Suction Centrifugal Pump |
 | 1,906,533 | May 02, 1933 | J. Burke | Air circulating device |
| | 2,301,857 | Nov. 10, 1942 | A.A. Criqui | Blower fan |
| | 2,727,680 | Dec. 20, 1955 | R.D. Madison, H.C. Burgin, W.R. Elliot, R.D. Robson | Centrifugal fan |
