| Patents Granted on 1884-08-12 |
Patents 1 -
15
of 18
      |
| Number | Date | Patentee | Title | Type |
| D15,251 | Aug. 12, 1884 | F. Westcott | Design for a Right-Line Measuring Rule | rules |
| 303,252 | Aug. 12, 1884 | H.G. Ashton | Safety Valves | steam safety valves |
| 303,299 | Aug. 12, 1884 | M.G. Lewis | Quick-release vise | bench vises |
| 303,320 | Aug. 12, 1884 | W.J. Powell | Miter-box | miter boxes |
| 303,321 | Aug. 12, 1884 | F.H. Richards | Friction Clutch | industrial machine clutches |
| 303,331 | Aug. 12, 1884 | J.N. Skinner | Lathe Chuck | metal lathe chucks |
| 303,345 | Aug. 12, 1884 | W. Vanderman | Vise Attachment | vises |
| 303,350 | Aug. 12, 1884 | P.A. Whitney | Riveting Machine | riveting machines |
| 303,368 | Aug. 12, 1884 | A.G. Goldthwait | Drill Gage | drill accessories |
| 303,385 | Aug. 12, 1884 | M.E. Campfield | Making Screws For Monkey Wrenches | wrench components |
| 303,400 | Aug. 12, 1884 | W. Redlich | Corkscrew | bar corkscrews |
| 303,416 | Aug. 12, 1884 | P. Broadbooks | Mechanical Movement | metal punching machines |
| 303,425 | Aug. 12, 1884 | J.L. Murphy, H. Feyh | Planing-machine | wood planers |
| 303,432 | Aug. 12, 1884 | C. Howind | Tool for Turning Round Tenons | hollow bits |
| 303,477 | Aug. 12, 1884 | D.A. Woodbury | Balanced Slide Valve | steam engine valves |
