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发明名称
摘要
申请公布号	JPS514783(B1)	申请公布日期	1976.02.14
申请号	JP19710030397	申请日期	1971.05.10
申请人		发明人
分类号	B21C51/00;G01B11/02;(IPC1-7):G01B11/02	主分类号	B21C51/00
代理机构		代理人
主权项
地址

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