| Patents for Richard F. Dow |
Patents 1 -
6
of 6
      |
| Number | Date | Patentee | Title | Type |
| 608,854 | Aug. 09, 1898 | L.E. Harper, C.L. Grohmann | Ball-bearing | industrial machine bearings |
| 612,239 | Oct. 11, 1898 | C.L. Grohmann, L.E. Harper | Machine for dressing metals or other materials | bicycle machinery |
| 612,240 | Oct. 11, 1898 | L.E. Harper, C.L. Grohmann | Machine for dressing and grinding metal | grinders |
| 612,412 | Oct. 18, 1898 | C.L. Grohmann | Index-head for milling-machines | indexers and dividers |
| 612,466 | Oct. 18, 1898 | C.C. Tyler, C.L. Grohmann | Milling-machine | milling machines |
| 1,233,994 | Jul. 17, 1917 | R.F. Dow | Machine for taper-forming | metal lathes |
