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发明名称
Ring guide for freshly extruded film tubes
摘要
申请公布号
GB851093(A)
申请公布日期
1960.10.12
申请号
GB19590007199
申请日期
1959.03.02
申请人
THE DOW CHEMICAL COMPANY
发明人
分类号
B29C47/00
主分类号
B29C47/00
代理机构
代理人
主权项
地址
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