| All Patents in class 92/86 |
Patents 1 -
6
of 6
      |
| Number | Date | Patentee | Title | Type |
| 427,044 | May 06, 1890 | A.B. Calkins | Steam Engine Indicator | steam engine indicators |
| 431,704 | Jul. 08, 1890 | J.A. Mumford | Lubricator for steam-engines | steam engine lubricators |
| 654,761 | Jul. 31, 1900 | G. Palm | Combined Steam and Explosive Engine | steam engines |
| 1,293,713 | Feb. 11, 1919 | H.A. Chuse | Steam Engine | steam engine valves |
| 2,045,024 | Jun. 23, 1936 | F.P. Thieman, H.J. Renken | Pump | piston pumps |
| 2,567,641 | Sep. 11, 1951 | M.W. Hazelton | Hydraulic work hold-down or clamp | hydraulic apparatus |
