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发明名称
摘要
申请公布号
FR2363160(B1)
申请公布日期
1982.04.23
申请号
FR19770026193
申请日期
1977.08.29
申请人
PHILIPS GLOEILAMPENFABRIEKEN NV
发明人
分类号
G03F7/09;G03C1/62;G03C5/56;G03C5/58;G11B7/28;(IPC1-7):G11B7/26
主分类号
G03F7/09
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代理人
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