| Patents for Charles A. Rich |
Patents 16 -
24
of 24
      |
| Number | Date | Patentee | Title | Type |
| 2,062,727 | Dec. 01, 1936 | C.A. Rich | Stock Tube Support | |
| 2,069,775 | Feb. 09, 1937 | C.A. Rich | Feed Collet | |
| 2,120,842 | Jun. 14, 1938 | C.A. Rich | Feed Mechanism for Screw and Similar Machines | screw machines |
| 2,132,880 | Oct. 11, 1938 | C.A. Rich | Belt Shifting Apparatus | |
| 2,174,292 | Sep. 26, 1939 | C.A. Rich | Spindle Control Mechanism | |
| 2,278,216 | Mar. 31, 1942 | C.A. Rich | Machine Tool | |
| 2,343,084 | Feb. 29, 1944 | C.A. Rich, W.E. Twamley | Tightening Device for Sprocket Chains, Belts, and the Like | |
| 2,345,686 | Apr. 04, 1944 | W.E. Twamley, C.A. Rich | Screw and Similar Machine | screw machines |
| 2,377,519 | Jun. 05, 1945 | C.A. Rich | Toolholder | |
