| Patents Granted on 1887-09-20 |
Patents 1 -
13
of 13
      |
| Number | Date | Patentee | Title | Type |
| 370,048 | Sep. 20, 1887 | H.W. De Courtenay | Combination Wrench | bicycle or pocket wrenches |
| 370,054 | Sep. 20, 1887 | P.L. Fox | Spirit level | levels |
| 370,058 | Sep. 20, 1887 | W.E. Hill | Steam-feed mechanism for saw-mill carriages | sawmill feed works |
| 370,083 | Sep. 20, 1887 | J.T. Paget | Lathe Chuck | metal lathe chucks |
| 370,118 | Sep. 20, 1887 | J.L. Bogert | Friction-clutch | industrial machine clutches |
| 370,160 | Sep. 20, 1887 | R.A. Regester | Cock Grinding Machine | grinding machines |
| 370,213 | Sep. 20, 1887 | E.D. Sloan | Vise | bench vises |
| 370,242 | Sep. 20, 1887 | J. Charter | Gas Engine | gas and gasoline engines |
| 370,255 | Sep. 20, 1887 | D.R. Hart | Screw Driver | screwdriver blades |
| 370,258 | Sep. 20, 1887 | F.W. Crossley, H.P. Holt | Gas Motor Engine | gas and gasoline engines |
| 370,260 | Sep. 20, 1887 | W.R. Jenkins, Jr. | Power Hammer | power hammers |
| 370,303 | Sep. 20, 1887 | E.J. Armstrong | Governor for Steam Engines | steam engine governors |
| 370,322 | Sep. 20, 1887 | F.W. Crossley | Gas Engine | gas and gasoline engines |
