| Patents Granted on 1877-05-29 |
Patents 1 -
15
of 15
      |
| Number | Date | Patentee | Title | Type |
| D10,014 | May 29, 1877 | L.L. Davis | Design for Spirit Levels | metallic levels |
| D10,015 | May 29, 1877 | L.L. Davis | Design for Spirit Levels | metallic levels |
| D10,016 | May 29, 1877 | L.L. Davis | Design for Spirit Levels | metallic levels |
| D10,017 | May 29, 1877 | L.L. Davis | Design for Spirit Levels | machinist levels |
| 191,239 | May 29, 1877 | J.H. Hopkins | Improvement in scroll-sawing machines | human powered machines |
| 191,304 | May 29, 1877 | J.T. Bruen | Improvement in wire screws and nuts | spiral screwdrivers |
| 191,311 | May 29, 1877 | G. Choate | Device for Punching Sheet-Metal for Pipe-Elbows | metal punching machines |
| 191,315 | May 29, 1877 | C.C. Coleman | Screw Thread Counter | special purpose gauges |
| 191,378 | May 29, 1877 | F. Silver | Improvement in Processes of Preparing Coffee | roasting coffee |
| 191,389 | May 29, 1877 | T. Bedworth, F.T. Ward | Improvement in Spirit Levels | metallic levels |
| 191,393 | May 29, 1877 | W. Wood | Improvement in bench-planes | plane oilers |
| 191,407 | May 29, 1877 | B.F. Cornish | Road Engine | steam road engines |
| 191,412 | May 29, 1877 | S.C. Englund | Wrench | quick adjust wrenches |
| 191,427 | May 29, 1877 | P.B. Hillyer | Improvement in Combined Anvil and Vise | anvil vises |
| 191,493 | May 29, 1877 | A.V. Trust | Wrench | self-adjust wrenches |
