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发明名称
摘要
申请公布号	FR2272011(B1)	申请公布日期	1981.03.27
申请号	FR19750016013	申请日期	1975.05.22
申请人	MANNESMANN AG	发明人
分类号	B21C49/00;B65H20/26;(IPC1-7):B65H17/48	主分类号	B21C49/00
代理机构		代理人
主权项
地址

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