| Patents Granted on 1919-04-08 |
Patents 1 -
14
of 14
      |
| Number | Date | Patentee | Title | Type |
| 1,299,452 | Apr. 08, 1919 | R.W. Foster | Blow Off Valve | blow off valves |
| 1,299,488 | Apr. 08, 1919 | J.R. Long | Automatic Machine Vise | |
| 1,299,510 | Apr. 08, 1919 | R.A. Rosander | Wrench | quick adjust wrenches |
| 1,299,627 | Apr. 08, 1919 | H. Simon | Rule | folding rules |
| 1,299,689 | Apr. 08, 1919 | W.L. Deming | Cash-recording device | |
| 1,299,764 | Apr. 08, 1919 | D.J. Normoyle | Wrench | tap wrenches and die stocks |
| 1,299,765 | Apr. 08, 1919 | C.H. Norton, A. Turner | Multiple-speed device | surface grinders |
| 1,299,772 | Apr. 08, 1919 | M.E. Pester | Lathe Dog | lathe dogs |
| 1,299,828 | Apr. 08, 1919 | E.W. Fulton | Vise | bench vises |
| 1,299,838 | Apr. 08, 1919 | C.J. Keller | Indicator | measurement gauges |
| 1,299,978 | Apr. 08, 1919 | S.C. MacDowney | Measuring Instrument | calipers |
| 1,300,042 | Apr. 08, 1919 | L. Swanson | Tool Holder | drilling and boring tool holders |
| 1,300,163 | Apr. 08, 1919 | W.F. Groene | Means for attaching tools to spindles | milling machines |
| 1,300,210 | Apr. 08, 1919 | E.J. Cady | Micrometer Caliper | micrometers |
