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发明名称
PHOTOCHROME CHROMENVERBINDUNGEN
摘要
申请公布号
DE69119905(T2)
申请公布日期
1997.01.09
申请号
DE19916019905T
申请日期
1991.07.19
申请人
PPG INDUSTRIES, INC., PITTSBURGH, PA., US
发明人
HELLER, HARRY, G., LLANDAFF CARDIFF CF5 1DL, GB
分类号
C07D311/30;C07D311/92;C07D405/04;C07D407/04;C07D407/14;C07D409/04;C07D409/14;G02B5/23;G02C7/02;(IPC1-7):G02B5/23;C07D409/00;C07D311/04
主分类号
C07D311/30
代理机构
代理人
主权项
地址
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