A black vat dyestuff of the violanthrone series,申请号GB19570002791-传众专利搜索

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发明名称	A black vat dyestuff of the violanthrone series
摘要
申请公布号	GB807595(A)	申请公布日期	1959.01.21
申请号	GB19570002791	申请日期	1957.01.25
申请人	GENERAL ANILINE & FILM CORPORATION	发明人
分类号	C09B3/30	主分类号	C09B3/30
代理机构		代理人
主权项
地址

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