DYES USEFUL IN BALL-POINT PEN INKS,申请号GB19760037780-传众专利搜索

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发明名称	DYES USEFUL IN BALL-POINT PEN INKS
摘要
申请公布号	GB1518598(A)	申请公布日期	1978.07.19
申请号	GB19760037780	申请日期	1976.09.13
申请人	DU PONT DE NEMOURS & CO E I	发明人
分类号	C09B67/44;C09B69/02;C09D11/18;(IPC1-7):C09D11/18;C09B67/00	主分类号	C09B67/44
代理机构		代理人
主权项
地址

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