METHOD AND INSTRUMENT FOR DETECTING CRACK IN MANY PUNCHES,申请号JP19930222896-传众专利搜索

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发明名称	METHOD AND INSTRUMENT FOR DETECTING CRACK IN MANY PUNCHES
摘要
申请公布号	JPH0732065(A)	申请公布日期	1995.02.03
申请号	JP19930222896	申请日期	1993.07.14
申请人	AIDA ENG LTD	发明人	KOMATSU ISAMU
分类号	B21D28/00;B21D28/34;B30B15/28;(IPC1-7):B21D28/34	主分类号	B21D28/00
代理机构		代理人
主权项
地址

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