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发明名称
A method for the manufacture of black colouring matter
摘要
申请公布号
GB822573(A)
申请公布日期
1959.10.28
申请号
GB19560030787
申请日期
1956.10.09
申请人
KAICHI OHASHI
发明人
分类号
C07C39/235;C07F15/02;C09B57/10;C09B63/00;D06P1/44
主分类号
C07C39/235
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代理人
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