WELD ZONE FOR PREVENTING DELAYED FRACTURE,申请号JP19910192452-传众专利搜索

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发明名称	WELD ZONE FOR PREVENTING DELAYED FRACTURE
摘要
申请公布号	JPH057963(A)	申请公布日期	1993.01.19
申请号	JP19910192452	申请日期	1991.07.05
申请人	SUMITOMO ELECTRIC IND LTD	发明人	MIKAMI TAIJI;TANAKA IKUO
分类号	B21F31/00;B23K11/14	主分类号	B21F31/00
代理机构		代理人
主权项
地址

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