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Patents for Tatsuo Arai
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	5,240,356	Aug. 31, 1993	T. Saito, T. Arai	Nitrided Cutter Machining
	5,352,067	Oct. 04, 1994	T. Saito, T. Arai	Milling Cutter Clamping Wedge with Hardened Chip Surface

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