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| Number | Title | Issue Date |
| 4425763 | Coal-fired steam locomotive A coal-fired steam locomotive powered by reciprocating steam engines. The locomotive is a two-unit drawbar-coupled locomotive. The units, which are designated as a power unit and a support unit, are arranged back-to-back, with each having a cab-in-front. ... | 01/17/1984 |
| 4292904 | Furnace and boiler system and method of operation thereof A furnace system, especially a coal burning furnace and boiler system, in which the coal to be burned is placed on a grate at the bottom of the combustion chamber. According to the invention, automatic means are provided for supplying the coal to the boil... | 10/06/1981 |
| 4018000 | Burner unit especially for toy steam engines A burner unit for toy steam engines. The combustible matter for firing the engine is received in a receptacle mounted upon a reciprocally slidable angle arm. Locking means automatically locks the angle arm against movement when the combustible matter is p... | 04/19/1977 |
