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All Patents in class 415/51
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	2,303,639	Dec. 01, 1942	R.D. Wortendyke, C. Herfurth	Grinding Machine
	2,807,240	Sep. 24, 1957	E.G. Roehm	Automatic Compensating Mechanism for Milling Machine

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