| All Patents in class 73/494 |
Patents 16 -
30
of 30
      |
| Number | Date | Patentee | Title | Type |
| 358,297 | Feb. 22, 1887 | A.D. Quint | Engine-governor | steam engine governors |
| 370,303 | Sep. 20, 1887 | E.J. Armstrong | Governor for Steam Engines | steam engine governors |
| 374,056 | Nov. 29, 1887 | C.J. Gaume | Gas Engine | gas and gasoline engines |
| 391,239 | Oct. 16, 1888 | C.M. Giddings | Spring Attachment for Governors | steam engine governors |
| 422,343 | Feb. 25, 1890 | E.F. Gordon | Valve-gear for engines | |
| 450,151 | Apr. 14, 1891 | J. Harrold | Governor for steam-engines | steam engine governors |
| 603,189 | Apr. 26, 1898 | M.E. Hershey, B.T. Allen | Motor-governor | steam engine governors |
| 618,431 | Jan. 31, 1899 | H.C. Nichols | Governor for Steam Engines | steam engine governors |
| 660,338 | Oct. 23, 1900 | G.H. Rogers | Petroleum or Like Internal-Combustion Engine | internal combustion engines |
| 900,100 | Oct. 06, 1908 | H.L. Ide | Engine | steam engine crank rods |
| 963,803 | Jul. 12, 1910 | J.L. Osborne | Combined Governor and Regulator for Air-Compressors | air compressor controllers |
| 971,095 | Sep. 27, 1910 | W.D. White | Stop for Water Wheels | water wheels |
| 1,045,541 | Nov. 26, 1912 | J.C. Gaskill | Governor for Steam Engines | steam engine governors |
| 1,396,391 | Nov. 08, 1921 | F. Ackerman, C.W. Frees | Power-operated compressor | air compressors |
| 2,174,391 | Sep. 26, 1939 | E.C. Read | Governor | steam engine governors |
