| All Patents in class 74/580 |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 315,643 | Apr. 14, 1885 | G.N. Wheeler, M.N. Lynn | Steam Engine | steam engines |
| 657,662 | Sep. 11, 1900 | F.A. La Roche | Controlling Means for Explosive-Engines | gas and gasoline engines |
| 823,821 | Jun. 19, 1906 | J.L. Strickland | Rotary engine | rotary steam engines |
| 866,922 | Sep. 24, 1907 | W.O. Duntley | Engine | pneumatic tools |
| 1,174,459 | Mar. 07, 1916 | A.E. Winckler | Explosive Engine | internal combustion engines |
| 1,498,170 | Jun. 17, 1924 | F.A. Jimerson | Connecting-rod bearing | pneumatic tools |
| 2,096,189 | Oct. 19, 1937 | C.E. Miller | Internal Combustion Engine | radial engines |
