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发明名称
Cyclic process for making zinc sulphide pigment
摘要
申请公布号
US2175273(A)
申请公布日期
1939.10.10
申请号
US19370156752
申请日期
1937.07.31
申请人
E. I. DU PONT DE NEMOURS & COMPANY
发明人
MERTES ALBERT T.
分类号
C01G9/08
主分类号
C01G9/08
代理机构
代理人
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地址
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