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发明名称
An improved method of obtaining refined kauri gum from crude gum materials and apparatus therefor
摘要
申请公布号
GB412252(A)
申请公布日期
1934.06.19
申请号
GB19320035963
申请日期
1932.12.19
申请人
ERNEST MARSDEN
发明人
分类号
C09F1/00
主分类号
C09F1/00
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