| Patents Granted on 1877-05-15 |
Patents 1 -
10
of 10
      |
| Number | Date | Patentee | Title | Type |
| 190,703 | May 15, 1877 | B.C. Brown | Improvement in machines for sawing shingles | shingle machines |
| 190,731 | May 15, 1877 | W. Bayley | Improvement in barrel-trussing machines | barrel making machines |
| 190,798 | May 15, 1877 | N. Watson | Pipe Cutting Machine | pipe cutting machines |
| 190,822 | May 15, 1877 | T.E. Chandler | Improvement in muley-saw mills | reciprocating sawmills |
| 190,840 | May 15, 1877 | W. Snyder, D. Evans | Improvement in gang-edgers | circular ripsaws |
| 190,869 | May 15, 1877 | E.A. Johnson | Improvement in Screwdriver Handles | screwdrivers |
| 190,894 | May 15, 1877 | L.H. Olmsted | Improvement in lamps | lamps |
| 190,914 | May 15, 1877 | S.Y. Reams, L. Shave | Improvement in handsaws | handsaws |
| 190,934 | May 15, 1877 | G.W. Vaughan | Improvement in Carpenters' Gages | marking gauges |
| 190,941 | May 15, 1877 | J.L. Whiting | Improvement in machines for making brush-handles | specialty woodworking machines |
