| All Patents in class 92/138 | 
| Patents 1 - 
					15
					of 18 
       | 
| Number | Date | Patentee | Title | Type | 
| 13,320 | Jul. 24, 1855 | H.R. Worthington | Water-meter | water meters | 
| 109,372 | Nov. 22, 1870 | P. Ball, B. Fitts | Improvement in liquid-meters |  | 
| 315,516 | Apr. 14, 1885 | W.J. Lane | Steam Engine | steam engines | 
| 355,037 | Dec. 28, 1886 | E.C. Terry | Piston Water Meter | water meters | 
| 358,435 | Mar. 01, 1887 | G.E. Dow | Steam Engine | steam engines | 
| 395,039 | Dec. 25, 1888 | W.F. Dake | Engine | rotary steam engines | 
| 403,601 | May 21, 1889 | J. McAllister | Steam Engine | steam engines | 
| 434,561 | Aug. 19, 1890 | D.D. Hardy | Steam Engine | steam engines | 
| 514,054 | Feb. 06, 1894 | N.W. Perkins, Jr., L.C. Atwood | Engine | rotary steam engines | 
| 558,943 | Apr. 28, 1896 | L.S. Gardner | Vapor Motor |  | 
| 623,361 | Apr. 18, 1899 | J.H. Frew | Oscillating Gas or Steam Engine | gas and gasoline engines | 
| 655,232 | Aug. 07, 1900 | C.L. Heisler | Pumping Engine | steam pumping engines | 
| 661,874 | Nov. 13, 1900 | W. Hull | Double Cylinder Pump | hand pumps | 
| 925,149 | Jun. 15, 1909 | C.R. Wolcott | Rotary Motor | rotary steam engines | 
| 1,877,102 | Sep. 13, 1932 | F.N. Whitesell | Hydraulic Control Means | hoists, winches, come-alongs |