| Patents Granted on 1879-05-13 |
Patents 1 -
8
of 8
      |
| Number | Date | Patentee | Title | Type |
| 215,241 | May 13, 1879 | P. Rademann | Improvement in scroll-sawing machines | scrollsaws |
| 215,254 | May 13, 1879 | E.H. Stearns | Improvement in feed and gig mechanisms for saw-mills | sawmill feed works |
| 215,255 | May 13, 1879 | E.H. Stearns | Improvement in saw-guides | circular sawmills |
| 215,267 | May 13, 1879 | M. Covel | Saw Sharpening Machine | saw sharpening machines |
| 215,282 | May 13, 1879 | A. Nawadny | Combined Dividers, Knife, and Screw-Driver | combination tools |
| 215,293 | May 13, 1879 | D.C. Prescott | Improvement in balanced valves for steam-engines | steam engine valves |
| 215,357 | May 13, 1879 | E. Henderer | Improvement in bung-extractors | cork extractors |
| 215,379 | May 13, 1879 | H.M. Loud | Improvement in sawing and planing lumber | wood planers |