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发明名称
PHOTOCHROME NAPHTHOPYRAN-VERBINDUNGEN
摘要
申请公布号
DE69515653(T2)
申请公布日期
2000.08.03
申请号
DE19956015653T
申请日期
1995.04.07
申请人
PPG INDUSTRIES OHIO, INC.
发明人
KNOWLES, B.;VAN GEMERT, BARRY
分类号
G02B7/02;C07D491/052;C07D493/04;C08J5/00;C08K5/1545;C09K9/02;G02B1/04;G02B5/23;G02B7/10;(IPC1-7):G02B5/23;G02B27/00;C08K5/15;C07D405/10;C07D407/10;C07D491/04
主分类号
G02B7/02
代理机构
代理人
主权项
地址
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