| Patents for John S. Hollingshead |
Patents 31 -
45
of 49
      |
| Number | Date | Patentee | Title | Type |
| 34,360 | Feb. 11, 1862 | J.W. Griffiths | Improvement in ship-building | |
| 36,312 | Aug. 26, 1862 | E. Thayer | Plane Angulometer | inclinometers |
| 44,503 | Oct. 04, 1864 | J. Ball | Improvement in turning-lathes | wood lathes |
| 44,518 | Oct. 04, 1864 | D. Dick | Improvement in rock and ore crushers | ore processing apparatus |
| 51,153 | Nov. 28, 1865 | J. Dempsey | Improvements in Planes for Cutting Slats for Window-Shades or other Thin Splints | splint planes |
| 52,638 | Feb. 13, 1866 | R.G. Chase | Improvement in Saw Sets | saw sets |
| 53,722 | Apr. 03, 1866 | A. Wyckoff | Pump-Log Hollow Auger | hollow bits |
| 55,749 | Jun. 19, 1866 | W.T. Vose | Improved Lathe Rest for Turning Balls | metal lathe accessories and attachments |
| 60,556 | Dec. 18, 1866 | J. Richards | Combined Poker, Tongs, Wrench, etc. | combination tools |
| 61,575 | Jan. 29, 1867 | P. Somer | Improvement in Wrenches | self-adjust wrenches |
| 62,303 | Feb. 19, 1867 | A.A. Wilder | Improved railroad car-starter | |
| 63,619 | Apr. 09, 1867 | D. Dick | Improvement in air and gas engines | hot air engines |
| 66,217 | Jul. 02, 1867 | E.C. Cheek | Improvement in miter-boxes | miter boxes |
| 66,739 | Jul. 16, 1867 | J. Richards | Improved Implement for Wagoners | combination tools |
| 68,941 | Sep. 17, 1867 | C.H. Brady | Corn Sheller | miller |
