| Patents for R. W. Pittman |
Patents 1 -
12
of 12
      |
| Number | Date | Patentee | Title | Type |
| 542,317 | Jul. 09, 1895 | W.J. Shea | Wrench | wrenches |
| 546,439 | Sep. 17, 1895 | W.W. Tucker | Chuck | metal lathe chucks |
| 551,065 | Dec. 10, 1895 | C.C. Tyler | Involute-curve-shaping machine | gear making machines |
| 568,597 | Sep. 29, 1896 | W.J. Belcher | Bevel Protractor | protractors |
| 574,535 | Jan. 05, 1897 | C.L. Grohmann | Gas Engine | gas and gasoline engines |
| 667,143 | Jan. 29, 1901 | E.E. Tryon | Combined Wrench and Cutter | wrench combination tools |
| 670,627 | Mar. 26, 1901 | J.A. Traut, J.W. Gerry | Metal Marking Gage | marking gauges |
| 710,178 | Sep. 30, 1902 | C. Bodmer | Bevel | bevels |
| 715,377 | Dec. 09, 1902 | J.P. Hayes | Gage for Cutters or Tools | special purpose gauges |
| 716,150 | Dec. 16, 1902 | F.L. Traut, J.A. Traut | Measuring Rule | folding rules |
| 1,038,670 | Sep. 17, 1912 | O.A. Smith | Threading Die | |
| 1,057,014 | Mar. 25, 1913 | O.A. Smith | Die | |
