Improvements in the manufacture and production of colour lakes,申请号GB19370034980-传众专利搜索

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发明名称	Improvements in the manufacture and production of colour lakes
摘要
申请公布号	GB501681(A)	申请公布日期	1939.03.03
申请号	GB19370034980	申请日期	1937.12.17
申请人	I. G. FARBENINDUSTRIE AKTIENGESELLSCHAFT;GEORGE WILLIAM JOHNSON	发明人
分类号	C09B63/00	主分类号	C09B63/00
代理机构		代理人
主权项
地址

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