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All Patents in class 123/61R | |||||
Number | Date | Patentee | Title | Type | |
652,724 | Jun. 26, 1900 | N.W. Perkins, Jr., C.K. Pickles | Gas Engine | gas and gasoline engines | |
1,722,707 | Jul. 30, 1929 | P.A. Ritter | Diesel Engine | diesel engines | |
1,913,251 | Jun. 06, 1933 | E.A. Smith | Internal Combustion Engine | internal combustion engines | |
2,300,747 | Nov. 03, 1942 | E.C. Read | Steam engine | ||
2,431,619 | Nov. 25, 1947 | E.C. Read | Steam engine with keyed connection between piston rod and crosshead | steam engines |