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发明名称
Sulphur colors by thionation
摘要
申请公布号
US2125924(A)
申请公布日期
1938.08.09
申请号
US19360110642
申请日期
1936.11.13
申请人
E. I. DU PONT DE NEMOURS & COMPANY
发明人
JOHNSON ALFRED J.;STROUSE GEORGE C.
分类号
C09B49/10
主分类号
C09B49/10
代理机构
代理人
主权项
地址
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