| Patents for Francis H. Richards |
Patents 61 -
75
of 82
      |
| Number | Date | Patentee | Title | Type |
| 496,064 | Apr. 25, 1893 | F.H. Richards | Turret Clamping Mechanism | turret lathes |
| 496,065 | Apr. 25, 1893 | F.H. Richards | Stop Mechanism for Turret Lathes | turret lathes |
| 497,212 | May 09, 1893 | F.H. Richards | Turret Lathe | turret lathes |
| 497,286 | May 09, 1893 | F.H. Richards | Turning Machine | turret lathes |
| 504,003 | Aug. 29, 1893 | J.A. Traut | Marking-Gage | marking gauges |
| 511,377 | Dec. 26, 1893 | J.A. Traut | Spirit-Level | metallic levels |
| 513,827 | Jan. 30, 1894 | F.H. Richards | Turret Machine for Boring Cylinders | turret lathes |
| 515,292 | Feb. 20, 1894 | A.H. Kent | Tap Wrench | tap wrenches and die stocks |
| 515,365 | Feb. 27, 1894 | F.H. Richards | Turret Lathe | turret lathes |
| 517,168 | Mar. 27, 1894 | F.H. Richards | Turret Mechanism | turret lathes |
| 523,021 | Jul. 17, 1894 | J.A. Traut | Level Vial Adjustment | levels |
| 523,023 | Jul. 17, 1894 | J.A. Traut | Level | levels |
| 562,421 | Jun. 23, 1896 | F.H. Richards | Chuck | drill press chucks |
| 614,502 | Nov. 22, 1898 | F.H. Richards | Shaft-coupling | industrial machine shaft couplings |
| 627,299 | Jun. 20, 1899 | F.G. Echols | Metal-working machine | milling machines |
