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经营范围
发明名称
Preparation of grey to black dyestuffs
摘要
申请公布号
US2980709(A)
申请公布日期
1961.04.18
申请号
US19560612376
申请日期
1956.09.27
申请人
GENERAL ANILINE & FILM CORPORATION
发明人
RANDALL DAVID I.;TARAS JOHN;MARTIN TELLIS A.
分类号
C09B3/32
主分类号
C09B3/32
代理机构
代理人
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地址
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