Patents for Frank E. Case


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Patents for Frank E. Case
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	583,935	Jun. 08, 1897	F.E. Case, W.B. Potter	Series Parallel Controller
	715,019	Dec. 02, 1902	F.E. Case	Means for Synchronizing Motors
	715,195	Dec. 02, 1902	F.E. Case	Method of Synchronizing Motors