Novel substituted naphthopyrans.,申请号ZA19960008448-传众专利搜索

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发明名称	Novel substituted naphthopyrans.
摘要
申请公布号	ZA9608448(B)	申请公布日期	1998.06.24
申请号	ZA19960008448	申请日期	1996.10.07
申请人	PPG INDUSTRIES, INC.	发明人	DAVID B. KNOWLES;ANIL KUMAR;BARRY VAN GEMERT
分类号	C07D;C09K;G02B	主分类号	C07D
代理机构		代理人
主权项
地址

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