| Patents Granted on 1920-10-12 |
Patents 1 -
9
of 9
      |
| Number | Date | Patentee | Title | Type |
| 1,355,137 | Oct. 12, 1920 | O.C. Frick | Feed-mixing attachment for feed-cutters | |
| 1,355,167 | Oct. 12, 1920 | C.A. Rich | Milling Machine | milling machines |
| 1,355,288 | Oct. 12, 1920 | W.H. Trout | Gage mechanism | circular ripsaws |
| 1,355,291 | Oct. 12, 1920 | H.C. Urbaner | Power Hammer | power hammers |
| 1,355,470 | Oct. 12, 1920 | J.H. Hall | Pipe Wrench | pipe wrenches |
| 1,355,620 | Oct. 12, 1920 | F.B. Rogers | Cane Mill | sugar cane apparatus |
| 1,355,698 | Oct. 12, 1920 | P.H. Rouillard | Tool Holder | lathe tool holders and tool posts |
| 1,355,724 | Oct. 12, 1920 | D.V. Zhukoff | Caliper | measuring calipers |
| 1,355,780 | Oct. 12, 1920 | G. Richards | Machine for Backing Off the Teeth of Hobs for Cutting Screw Threads | backing off lathes |
