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发明名称
POLYMERIC FILM
摘要
申请公布号
CA880848(A)
申请公布日期
1971.09.14
申请号
CAD880848
申请日期
申请人
ETHYL CORPORATION
发明人
HANS H. LUTZMANN
分类号
主分类号
代理机构
代理人
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