All Patents in class 73/512


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All Patents in class 73/512
Patents 1 - 4 of 4
Picture	Number	Date	Patentee	Title
	23,790	Apr. 26, 1859	T. Silver	Governor for regulating the speed of steam-engines
	RE2,039	Jul. 25, 1865	T. Silver	Improvement in steam-engine governors
	527,720	Oct. 16, 1894	F.M. Rites	Govenor
	737,275	Aug. 25, 1903	F.M. Rites	Governor