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发明名称
摘要
申请公布号	DE2052431(A1)	申请公布日期	1972.05.18
申请号	DE19702052431	申请日期	1970.10.26
申请人	FIETZEK C	发明人
分类号	B29C70/00;B32B27/00;(IPC1-7):B29D3/02	主分类号	B29C70/00
代理机构		代理人
主权项
地址

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