| Patents Granted on 1920-10-?? |
Patents 1 -
15
of 37
      |
| Number | Date | Patentee | Title | Type |
| 1,354,488 | Oct. 05, 1920 | J. Jewsbury | Radial-arm drilling-machine | radial drill presses |
| 1,354,636 | Oct. 05, 1920 | C. Whitfield | Tool Holder | lathe tool holders and tool posts |
| 1,354,651 | Oct. 05, 1920 | I. James | Extension Attachment for Carpenter's Planes | plane beds |
| 1,354,782 | Oct. 05, 1920 | G.F. Schlote | Wrench | |
| 1,354,901 | Oct. 05, 1920 | V.A. Fynn | Dynamo-electric machine | AC motors |
| 1,354,937 | Oct. 05, 1920 | J.S. Alcorn | Differential gearing | motor vehicle gearing |
| 1,354,966 | Oct. 05, 1920 | J.C. Glenn | Engine Valve Mechanism | steam engine valve gear |
| 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 |
