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All Patents in class 123/434 | |||||
Number | Date | Patentee | Title | Type | |
816,047 | Mar. 27, 1906 | S. Byron, C.M. Smith | Valve Mechanism for Gas Engines | valves | |
1,283,197 | Oct. 29, 1918 | R.M. Hvid | Liquid Fuel Feed | oil engines |