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发明名称
Improvements relating to extrusion dies for plastic materials
摘要
申请公布号
GB1013706(A)
申请公布日期
1965.12.22
申请号
GB19630039244
申请日期
1963.10.04
申请人
BRITISH-AMERICAN TOBACCO COMPANY LIMITED
发明人
O'BRIEN JOHN VINCENT
分类号
B29C47/30;D01D4/00
主分类号
B29C47/30
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代理人
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