| Patents Granted on 1922-01-31 |
Patents 1 -
12
of 12
      |
| Number | Date | Patentee | Title | Type |
| 1,404,770 | Jan. 31, 1922 | F.H. Hopkins | Air Brake Recording Apparatus | industrial recording apparatus |
| 1,404,771 | Jan. 31, 1922 | F.H. Hopkins | Compensating Thermometer | temperature gauges |
| 1,404,794 | Jan. 31, 1922 | C.C. Reitenbaugh | Beam Compass | trammels |
| 1,404,820 | Jan. 31, 1922 | C.W. Willette | Headblock for sawmill carriages | sawmill headblocks |
| 1,404,821 | Jan. 31, 1922 | E.H. Williams | Material holder for slicing machines | meat slicers |
| 1,404,881 | Jan. 31, 1922 | M.E. Moore, Jr. | Tappet Wrench Set | automotive specialty wrenches |
| 1,404,923 | Jan. 31, 1922 | E.F. Beugler | Machine for heading up barrels | cooper |
| 1,405,166 | Jan. 31, 1922 | W.A. Shippert | Milking machine | |
| 1,405,206 | Jan. 31, 1922 | W.F. Groene | Work Support | metal lathe accessories and attachments |
| 1,405,285 | Jan. 31, 1922 | W.H. Church | Micrometer Calipers | calipers |
| 1,405,295 | Jan. 31, 1922 | G. Cousins | Micrometer Calipers | measurement gauges |
| 1,405,366 | Jan. 31, 1922 | M.C. Walter | Baseboard and Siding Gauge and Marker | clapboard markers |
