| All Patents of Type: air compressors |
Patents 1 -
15
of 57
      |
| Number | Date | Patentee | Title | Type |
| 54,905 | May 22, 1866 | B. Holly | Compressing Air | air compressors |
| RE4,337 | Apr. 11, 1871 | J.S. Patric | Improvement in air-compressing apparatus | air compressors |
| 278,168 | May 22, 1883 | L.H. Nash | Combined Gas Engine and Air Compressor | gas and gasoline engines |
| GB-189,424,548 | Dec. 18, 1895 | J. Wild, M.B. Wild | Improvements in compressing and blowing engines | air compressors |
| CA-58,180 | Nov. 19, 1897 | C.H. Taylor | Hydraulic air-compressing apparatus | air compressors |
| 626,053 | May 30, 1899 | F.G. Hobart, J.A. Charter | Compressor | air compressors |
| 627,850 | Jun. 27, 1899 | F.G. Hobart | Compression Controller | air compressor controllers |
| 639,539 | Dec. 19, 1899 | G.E. Drum | Automatic-operating air-compressor | air compressors |
| 683,614 | Oct. 01, 1901 | C.R. Meston | Air-compressor | air compressors |
| 686,778 | Nov. 19, 1901 | G.F. Steedman | Relief-governor for air-compressors | compressor relief valves |
| 706,979 | Aug. 12, 1902 | G.E. Martin | Compound Air Compressor | air compressors |
| 714,295 | Nov. 25, 1902 | A. Giesler | Relief Valve for Air Compressors | air compressors |
| 770,785 | Sep. 27, 1904 | E.H. Steedman | Pressure control for air-compressors | air compressors |
| 831,982 | Sep. 25, 1906 | J.F. Patitz | Valve for blowing-engines | air compressors |
| 835,712 | Nov. 13, 1906 | J.F. Patitz | Valve for blowing-engines | air compressors |
