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发明名称
Improved process for solubilising gums, resins, copal gums and the like
摘要
申请公布号
GB353389(A)
申请公布日期
1931.07.23
申请号
GB19300001595
申请日期
1930.01.16
申请人
ALEX STIEL
发明人
分类号
C09F1/00
主分类号
C09F1/00
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