| Patents for Asa Worthington |
Patents 1 -
5
of 5
      |
| Number | Date | Patentee | Title | Type |
| 3,677 | Jul. 24, 1844 | H.R. Worthington | Manner of constructing and governing auxiliary steam-engines for the purpose of supplying steam-boilers with water | stationary boilers |
| RE66 | Sep. 07, 1844 | H.R. Worthington | Improvement in the manner of constructing and governing an auxiliary steam-engine for the purpose of supplying a steam-boiler with water | stationary boilers |
| 4,972 | Feb. 20, 1847 | H.R. Worthington, W.H. Baker | Apparatus for gaging the height of water in boilers | steam apparatus |
| 13,370 | Jul. 31, 1855 | H.R. Worthington | Direct-acting hydraulic steam-pump | steam pumps |
| 15,030 | Jun. 03, 1856 | H.R. Worthington | Method of attaching stems to conical valves | water valves |
