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发明名称
Improvements in rubber-shellac compositions
摘要
申请公布号
GB505062(A)
申请公布日期
1939.05.04
申请号
GB19380012121
申请日期
1938.04.22
申请人
WILLIAM ZINSSER & CO. INC.
发明人
分类号
C08L7/00;C08L93/02
主分类号
C08L7/00
代理机构
代理人
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