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发明名称
NON-PIGMENTED, OPAQUE, MICROPOROUS FILM AND PROCESS AND COMPOSITION FOR PREPARING SAME
摘要
申请公布号
CA845221(A)
申请公布日期
1970.06.23
申请号
CAD845221
申请日期
申请人
PPG INDUSTRIES, INC.
发明人
BRUCE N. MCBANE;ROSTYSLAW DOWBENKO
分类号
主分类号
代理机构
代理人
主权项
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