| All Patents in class 104 |
Patents 16 -
30
of 69
      |
| Number | Date | Patentee | Title | Type |
| 9,052 | Jun. 22, 1852 | J.S. French | Inclined Plane | inclined planes |
| 10,063 | Oct. 04, 1853 | E.R. Benson | Slat-machine for window-blinds | windowblind machines |
| 10,301 | Dec. 06, 1853 | L.B. Flanders | Replacing cars upon railroad-tracks | railroads |
| 19,736 | Mar. 23, 1858 | E.S. Gardner | Improvement in tracks for city railways | track and switches |
| 118,143 | Aug. 15, 1871 | H. Miller | Steamplow | steam traction engines |
| 131,839 | Oct. 01, 1872 | H.H. Baker | Improvement in propulsion of canal-boats | boats and ships |
| 272,431 | Feb. 20, 1883 | E. Harrington | Hoisting-machine | hoists, winches, come-alongs |
| 273,490 | Mar. 06, 1883 | T.A. Edison | Electro Magnetic Railway System | |
| 276,569 | May 01, 1883 | L. Daft | Electric Railway | electric railroads |
| 291,589 | Jan. 08, 1884 | E.S. Gardner | Traction-rope railway | railroads |
| 301,119 | Jul. 01, 1884 | J. Sprogell, H.S. Haskins | Overhead railway | hoists, winches, come-alongs |
| 301,177 | Jul. 01, 1884 | J. Sprogell, H.S. Haskins | Overhead railway | hoists, winches, come-alongs |
| 314,072 | Mar. 17, 1885 | W. Snyder | Traction Engine | steam traction engines |
| 332,690 | Dec. 15, 1885 | H. Wright | Portable saw-mill | circular sawmills |
| 334,333 | Jan. 12, 1886 | B.S. Benson | Traction Engine | traction engine tracks |
