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发明名称
摘要
申请公布号	DE2207072(A1)	申请公布日期	1972.09.07
申请号	DE19722207072	申请日期	1972.02.15
申请人	BRITISH CELLOPHANE LTD	发明人
分类号	B29C33/60;B29C33/64;B29C33/66;B29C33/68;(IPC1-7):B29D7/02	主分类号	B29C33/60
代理机构		代理人
主权项
地址

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