| All Patents in class 417/206 |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 866,457 | Sep. 17, 1907 | G.J. Gibbs | Compressed-air installation | power hammers |
| 1,781,416 | Nov. 11, 1930 | G.D. Sundstrand | Pump | |
| 2,383,092 | Aug. 21, 1945 | G.A. Wahlmark | Hydraulic circuit | |
| 2,474,661 | Jun. 28, 1949 | R.H. Shepard, B.E. Folke | Lubricating Device | gas turbine lubricators |
| 2,766,693 | Oct. 16, 1956 | C.B. Wells | Pump | |
| 2,892,413 | Jun. 30, 1959 | R.W. Erikson | Anti-hum device | |
| 4,120,616 | Oct. 17, 1978 | N.M. Dwyer, J.A. Rasins | Vacuum cleaner-blower assembly with sound absorbing arrangement | blowers |
