| Patents Granted on 1920-03-?? |
Patents 1 -
15
of 62
      |
| Number | Date | Patentee | Title | Type |
| 1,332,276 | Mar. 02, 1920 | I.A. Weaver | Liquid-dispensing appliance | vehicle mechanic |
| 1,332,277 | Mar. 02, 1920 | I.A. Weaver | Bearing puller | vehicle mechanic |
| 1,332,364 | Mar. 02, 1920 | D.M. Smith | Vise | vises |
| 1,332,398 | Mar. 02, 1920 | F.O. Hoagland | Vise | metalworking machine vises |
| 1,332,481 | Mar. 02, 1920 | W.H. Ayres | Head for Truing Dies | metal lathe accessories and attachments |
| 1,332,558 | Mar. 02, 1920 | H. Kaetker | Swing-saw | circular crosscut saws |
| 1,332,595 | Mar. 02, 1920 | H. Bolthoff | Head-motion for concentrating-tables | ore processing apparatus |
| 1,332,706 | Mar. 02, 1920 | F.P. Boland | Drying process and apparatus | jeweler |
| 1,332,726 | Mar. 02, 1920 | W.F. Hobbs | Sheet Metal Pliers | pliers |
| GB-139,368 | Mar. 04, 1920 | J. Foster | Dog for a Lathe Face Plate | lathe dogs |
| D54,673 | Mar. 09, 1920 | G.E. Williams | Design for a Wrench | wrenches |
| 1,332,919 | Mar. 09, 1920 | A.P. Ritter | Rabbeting Spokeshave | spokeshaves |
| 1,332,922 | Mar. 09, 1920 | I.J. Short | Self-Adjustable Wrench | self-adjust wrenches |
| 1,332,978 | Mar. 09, 1920 | L.D. Farmer | Lathe | engine lathes |
| 1,332,984 | Mar. 09, 1920 | R.D. Hill | Pipe Tongs | pipe tongs |