| Patents Granted on 1921-08-?? |
Patents 1 -
15
of 48
      |
| Number | Date | Patentee | Title | Type |
| 1,385,994 | Aug. 02, 1921 | A.B. Heimbach | Quickly Adjustable Wrench | quick adjust wrenches |
| 1,386,082 | Aug. 02, 1921 | W.M. Whitney | Drum-saw machine | other wood sawing machines |
| 1,386,088 | Aug. 02, 1921 | W.J. Boettcher | Tool Grinder | hand grinders |
| 1,386,149 | Aug. 02, 1921 | A.C. Allan | Wrench | pliers type wrenches |
| 1,386,159 | Aug. 02, 1921 | G.H. Case | Controlling System for Feed Motor | motor controls |
| 1,386,217 | Aug. 02, 1921 | J. Zilliox | Wrench | bicycle or pocket wrenches |
| GB-167,064 | Aug. 04, 1921 | L. Wearden, F. Guylee | Means for securing and releasing an internal ring of the like in and from an outer body casing | drill chucks |
| D58,663 | Aug. 09, 1921 | A.H. Crampton | Combination Tool | combination tools |
| 1,386,708 | Aug. 09, 1921 | J.C. Hurley | Wrench | ratchet wrenches |
| 1,386,801 | Aug. 09, 1921 | T.F. Rataiczak | Finger-guard | |
| 1,386,821 | Aug. 09, 1921 | R.L. Webb | Saw-set | saw sets |
| 1,386,865 | Aug. 09, 1921 | C.L. Heisler | Packing | steam engine packing |
| 1,387,017 | Aug. 09, 1921 | H.C. Smith | Resilient Clutch | metalworking machine clutches |
| 1,387,040 | Aug. 09, 1921 | F.C. Brandenburg | Tool for Dressing Emery Wheels | grinder dressers |
| 1,387,047 | Aug. 09, 1921 | V.A. Fynn | Polyphase motor | AC motors |
