| Patents Granted on 1868-04-21 |
Patents 1 -
15
of 26
      |
| Number | Date | Patentee | Title | Type |
| 76,884 | Apr. 21, 1868 | W. Brodhead | Cam-lock marking gage | marking gauges |
| 76,900 | Apr. 21, 1868 | L.B. Fisk | Improved Wrench for Carriage-Wheels | axle nut wrenches that lock nut to wheel hub |
| 76,951 | Apr. 21, 1868 | E. Snyder | Improvement in machines for rounding the corners of slate-frames | specialty woodworking machines |
| 76,955 | Apr. 21, 1868 | J. Swan | Improved Machine for Making Auger-Bits | making drills and augers |
| 76,956 | Apr. 21, 1868 | J. Swan | Improvement in auger-handles | hand drills |
| 76,969 | Apr. 21, 1868 | E. Andrews | Improvement in mode of hanging reciprocating saws in sawmills | reciprocating sawmills |
| 77,013 | Apr. 21, 1868 | F. Douglas | Improvement in wood-planing machines | wood planers |
| 77,018 | Apr. 21, 1868 | J. Evans | Dovetail Layout Tool | dovetail gauges |
| 77,036 | Apr. 21, 1868 | J. Hale | Improvement in machines for bending wood | wood bending machines |
| 77,067 | Apr. 21, 1868 | H.G. McDuffe | Improvement in planing-machines | shingle machines |
| 77,076 | Apr. 21, 1868 | I. Morse | Pipe Wrench | pipe wrenches |
| 77,079 | Apr. 21, 1868 | J.W. Moyer | Improvement in sawmills | scrollsaws |
| 77,082 | Apr. 21, 1868 | J. Noepel, B. Assmann | Improvement in saw Sets | saw sets |
| 77,102 | Apr. 21, 1868 | C.E. Rymes | Machine for cutting tobacco | tobacco machinery |
| 77,107 | Apr. 21, 1868 | T.A. Searle | Improvement in Wrenches | self-adjust wrenches |
