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发明名称
PIGMENT MATERIALS AND PROCESS OF PRODUCING SAME
摘要
申请公布号
CA504815(A)
申请公布日期
1954.08.03
申请号
CAD504815
申请日期
申请人
E.I. DU PONT DE NEMOURS AND COMPANY
发明人
ROY W. SULLIVAN
分类号
主分类号
代理机构
代理人
主权项
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