| Patents for James H. Layman |
Patents 1 -
15
of 92
      |
| Number | Date | Patentee | Title | Type |
| 45,496 | Dec. 20, 1864 | H. Herbert | Improvement in Pipe-Tongs | wrench jaw components |
| 45,702 | Jan. 03, 1865 | G.H. Clemens | Improvement in saw-mills | sawmill carriages |
| 48,863 | Jul. 18, 1865 | C.L. Zeidler | Improvement in mortising-machines | mortising machines |
| 49,279 | Aug. 08, 1865 | W.A. Kirk | Improvement in sawing machines | drag saws |
| 49,933 | Sep. 12, 1865 | G. Johnson, D. Stanley | Improvement in boring-machines | portable timber mortisers |
| 50,455 | Oct. 17, 1865 | G.H. Clemens | Improvement in sawmills | sawmill accessories |
| 51,675 | Dec. 26, 1865 | J.R. Abbott | Improvement in Combined Level, Square, Compass, and Plumb-Staff | levels |
| 51,903 | Jan. 02, 1866 | C. Truesdale | Molders' Flask Clamp | |
| 51,995 | Jan. 09, 1866 | J.B. Crowley | Molders' Flask Clamp | |
| 52,583 | Feb. 13, 1866 | S. Males | Improvement in cider-mills | |
| 54,224 | Apr. 24, 1866 | G. Simonson | Steam Plow | steam plows |
| 56,426 | Jul. 17, 1866 | D.R. MacLennan | Improvement in sawing machines | drag saws |
| 56,651 | Jul. 24, 1866 | D.G. Williams, J.H. Williams, F.A. Williams | Improvements in Cabinet-Makers' Scrapers | scraper planes |
| 57,205 | Aug. 14, 1866 | A. Sowden | Improved saw-toothing machine | making sawblades |
| 57,436 | Aug. 21, 1866 | G.P. Darrow | Improvement in Plow-Clevis | clevises |
