| Patents Granted on 1922-02-21 |
Patents 1 -
15
of 18
      |
| Number | Date | Patentee | Title | Type |
| 1,407,015 | Feb. 21, 1922 | C. De Giers | Portable Lathe Tool | tire facing and grooving tools |
| 1,407,085 | Feb. 21, 1922 | H.V. Rau | Marking button | |
| 1,407,110 | Feb. 21, 1922 | F.C. Wutke | Wrench | screw adjust wrenches |
| 1,407,112 | Feb. 21, 1922 | P.H. Young | Woodworking machine | matchers |
| 1,407,160 | Feb. 21, 1922 | D.C. Klausmeyer | Declutchable Safety Collar for Rotatable Nuts | metalworking machine mechanisms |
| 1,407,238 | Feb. 21, 1922 | W.J. Twiss | Pipe Wrench | pipe wrenches |
| 1,407,348 | Feb. 21, 1922 | O.F. Heer | Drill | portable metal drilling machines |
| 1,407,352 | Feb. 21, 1922 | J.N. Nesbit | Horse Power Calculator and Recorder | steam engine indicators |
| 1,407,360 | Feb. 21, 1922 | J.J. Thomas | Wrench | screw adjust wrenches |
| 1,407,381 | Feb. 21, 1922 | A.A. Clarke | Surface-treating tool | drum sanders |
| 1,407,382 | Feb. 21, 1922 | J.A. Courville | Block-planing machine | wood planers |
| 1,407,478 | Feb. 21, 1922 | F. Pretsch | Tool Holder | lathe tool holders and tool posts |
| 1,407,515 | Feb. 21, 1922 | E.S. Bradford | Lathe or Milling Machine Attachment | metal lathe accessories and attachments |
| 1,407,520 | Feb. 21, 1922 | R.D. Eaglesfield | Molding-machine | molders |
| 1,407,528 | Feb. 21, 1922 | W. Gordon | Wrench | quick adjust wrenches |
