| All Patents in class 91/346 |
Patents 1 -
7
of 7
      |
| Picture | Number | Date | Patentee | Title |
 | 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 |
 | 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 |
 | 203,511 | May 07, 1878 | J.H. Vaile | Improvement in pumping-engines |
 | 375,200 | Dec. 20, 1887 | W. Ross, G. Ross | Water-engine |
 | 1,582,976 | May 04, 1926 | J.W. Gardner | Valve Mechanism |
| | 3,016,016 | Jan. 09, 1962 | H. Horlacher | Reciprocating Pump |
| | 4,220,284 | Sep. 02, 1980 | J.L. Beiswenger, F.A. Smiesko, D.V. Chaphalkar | Oscillating water sprinkler |
