Assignee

SHUTO HIROSHI

JP·1 granted patent·5 citations·filing 2012–2012

Technology mixB21B1 C21D1 C22C1 Y10T1

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0185US9512508B2High-strength cold-rolled steel sheet having excellent stretch flangeability and precision punchability and manufacturing method thereofSHUTO HIROSHI·Filed 2012·Granted Dec 6, 2016·5 cites·15 claims

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