| Patents Granted on 1877-04-__ |
Patents 1 -
15
of 63
      |
| Number | Date | Patentee | Title | Type |
| 189,044 | Apr. 03, 1877 | D. Kerschner | Improvement in Corn-Drills | |
| 189,057 | Apr. 03, 1877 | J.R. Reynolds, F.A. Pratt | Improvement in machines for varnishing the interior of cartridge-shells | cartridges |
| 189,062 | Apr. 03, 1877 | M. Rumely | Friction Clutch | industrial machine clutches |
| 189,124 | Apr. 03, 1877 | N. Metz | Coffee Roaster | coffee roasters |
| 189,176 | Apr. 03, 1877 | P. Beamer | Improvement in machines for trussing barrels | barrel making machines |
| 189,199 | Apr. 03, 1877 | T.S. Disston | Improvement in insertible saw-teeth | insertable saw teeth |
| 189,232 | Apr. 03, 1877 | E. Rieckel, H.W. Kip | Dies For Making Hammers | hammers |
| 189,248 | Apr. 03, 1877 | C.M. Miller | Carriages for Portable Engines | portable steam engines |
| 189,265 | Apr. 03, 1877 | J.C. Richardson | Improvement in Gimlets and Twist-Drills | making drills and augers |
| CA-7,315 | Apr. 09, 1877 | H. Carter, D. Stewart | Improvements on mortising machines | mortising machines |
| 189,309 | Apr. 10, 1877 | O.D. Goodell | Improvement in machines for compressing barrels | barrel making machines |
| 189,311 | Apr. 10, 1877 | J.F. Klinglesmith | Improvement in Bevels | bevel squares |
| 189,352 | Apr. 10, 1877 | J.B. Fox | Wrench | tire bolt wrenches |
| 189,366 | Apr. 10, 1877 | A.G. Coes, J.D. Lovell | Wrench | wrench handle components |
| 189,379 | Apr. 10, 1877 | J. Orm | Improvement in log-turners for saw-mills | sawmill accessories |
