| Patents Granted on 1877-06-12 |
Patents 1 -
15
of 17
      |
| Number | Date | Patentee | Title | Type |
| RE7,736 | Jun. 12, 1877 | G. Rogers | Traction Engine | steam traction engines |
| 191,748 | Jun. 12, 1877 | J.B. Bowden | Improvement in machines for molding stair-rail wreaths | molders |
| 191,761 | Jun. 12, 1877 | E.K. Holley | Carriage Wrench | axle nut wrenches |
| 191,765 | Jun. 12, 1877 | G.E. Lewis | Improvement in scroll-sawing machines | scrollsaws |
| 191,799 | Jun. 12, 1877 | T. Emery | Improvement in gang-saw gages | reciprocating sawmills |
| 191,811 | Jun. 12, 1877 | W.T. Nicholson | Improvement in File Holders | files |
| 191,815 | Jun. 12, 1877 | D. Powers | Bit-stock with gear-train multiplier | geared braces |
| 191,817 | Jun. 12, 1877 | G.N. Stearns | Improvement in Hollow Auger | hollow bits |
| 191,826 | Jun. 12, 1877 | L. Bollmann | Machines for Cutting Screw Threads | metal threading machines |
| 191,878 | Jun. 12, 1877 | C.R. Patterson | Shaper cutter-head | cutterheads |
| 191,894 | Jun. 12, 1877 | G.R. Stetson | Lathes for Cutting Screw Taps | screwcutting lathes |
| 191,900 | Jun. 12, 1877 | A. Hackman, G.W. Tinsley | Coffee Roaster | coffee roasters |
| 191,931 | Jun. 12, 1877 | H. Cleghorn | Improvement in head-blocks for saw-mills | sawmill headblocks |
| 191,947 | Jun. 12, 1877 | H.J. Stolzenbach, A.D. Eddy | Improvement in mortising machines | mortising machines |
| 192,015 | Jun. 12, 1877 | A. Rodgers | Improvement in head-blocks for saw-mills | sawmill headblocks |
