| Patents Granted on 1878-03-19 |
Patents 1 -
15
of 21
      |
| Number | Date | Patentee | Title | Type |
| RE8,127 | Mar. 19, 1878 | P.H. Kells | Improvement in brick-machines | brick and tile making machines |
| 201,350 | Mar. 19, 1878 | J. Kritch | Improvement in hub-boring machines | drilling and boring |
| 201,362 | Mar. 19, 1878 | A.S. Smith | Improvement in oil-cups | oil cups |
| 201,366 | Mar. 19, 1878 | J.B. Stockham | Improvement in planing-machines | wood planers |
| 201,371 | Mar. 19, 1878 | W.P. Walter | Improvement in Combined Bevel, Square, and Level | try squares |
| 201,372 | Mar. 19, 1878 | J.B. West | Improvement in screw-drivers | spiral screwdrivers |
| 201,376 | Mar. 19, 1878 | W.H. Abrams | Improvement in saw-mill head-blocks | sawmill headblocks |
| 201,379 | Mar. 19, 1878 | C.H. Amidon | Improvement in bit-braces | brace chucks |
| 201,404 | Mar. 19, 1878 | C.F. George | Soldering Tweezers for Jewelers | tweezers |
| 201,407 | Mar. 19, 1878 | E.F. Gordon | Improvement in Clamps | vises |
| 201,416 | Mar. 19, 1878 | T. Hodgson | Improvement in saw-sharpening machines | saw sharpening machines |
| 201,444 | Mar. 19, 1878 | O. Pratt | Improvement in fastening the ends of band-saws | sawblades |
| 201,449 | Mar. 19, 1878 | A.K. Rider | Drill Grinder | drill grinders |
| 201,481 | Mar. 19, 1878 | G.W. Atkins | Improvement in Saw-Sets | saw sets |
| 201,498 | Mar. 19, 1878 | F. Clark | Bandsaw blade guide | bandsaw guides |
