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发明名称
Procédé de préparation de matières de tannage
摘要
申请公布号
FR46179(E)
申请公布日期
1936.03.06
申请号
FRD46179
申请日期
1935.05.09
申请人
J. R. GEIGY S. A.
发明人
分类号
C14C3/20
主分类号
C14C3/20
代理机构
代理人
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