| Patents for Ingersoll-Rand Co. |
Patents 31 -
40
of 40
      |
| Number | Date | Patentee | Title | Type |
| 1,644,326 | Oct. 04, 1927 | J.M. Crowe | Portable motor-driven saw | handheld circular saws |
| 1,806,301 | May 19, 1931 | J.L. Valley | Pressure controlled valve | pressure regulators |
| 1,850,690 | Mar. 22, 1932 | S.B. Redfield | Retaining device for plate valves | air compressors |
| 1,856,617 | May 03, 1932 | W.E. Bebbington | Plate valve | air compressors |
| 1,986,810 | Jan. 08, 1935 | H.V. Haight | Valve assembly | air compressors |
| 2,040,542 | May 12, 1936 | C.S. Baker | Valve assembly | air compressors |
| D121,769 | Aug. 06, 1940 | F.A. Jimerson | Design for a portable grinder | grinders |
| D168,901 | Feb. 24, 1953 | W.R. Maclay | Portable grinder | grinders |
| 2,896,985 | Jul. 28, 1959 | W. Brantz | Socket | wrench sockets |
| 3,191,879 | Jun. 29, 1965 | E.L. Allen | Wire Wrapper Bit | |
