,申请号FRD1570184-传众专利搜索

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发明名称
摘要
申请公布号	FR1570184(A)	申请公布日期	1969.06.06
申请号	FRD1570184	申请日期	1968.06.14
申请人		发明人
分类号	B21C37/15;F16L9/02	主分类号	B21C37/15
代理机构		代理人
主权项
地址

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