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经营范围
发明名称
Manufacture of colouring matters of the tetra-aza-porphin series
摘要
申请公布号
GB689387(A)
申请公布日期
1953.03.25
申请号
GB19500000822
申请日期
1950.01.12
申请人
HAROLD FRANCE;WILLIAM OWEN JONES;IMPERIAL CHEMICAL INDUSTRIES LIMITED
发明人
分类号
C09B47/00
主分类号
C09B47/00
代理机构
代理人
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