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发明名称
A method for preparing a photochromic material.
摘要
申请公布号
EP0389813(B1)
申请公布日期
1994.08.17
申请号
EP19900103825
申请日期
1990.02.27
申请人
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
发明人
HIBINO, JUNICHI;ANDO, EIJI
分类号
G03C1/685;C07D491/10;C07D491/107;C09K9/02;G11B7/24;G11B7/244;(IPC1-7):C07D491/107
主分类号
G03C1/685
代理机构
代理人
主权项
地址
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