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经营范围
发明名称
Improvements in or relating to the manufacture of pigments
摘要
申请公布号
GB420308(A)
申请公布日期
1934.11.29
申请号
GB19330015495
申请日期
1933.05.29
申请人
LEON PAINDAVOINE
发明人
分类号
C09C1/02
主分类号
C09C1/02
代理机构
代理人
主权项
地址
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