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Patents for Constantin Hedrei
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	3,516,458	Jun. 23, 1970	C. Hedrei	Guides for twin blade saws
	3,703,196	Nov. 21, 1972	C. Hedrei	System for controlling the setting of a quadruple band saw

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