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经营范围
发明名称
OPTICAL GLASS FIBRE WITH A DOUBLE LAYER COATING
摘要
申请公布号
EP0140415(B1)
申请公布日期
1987.12.09
申请号
EP19840201340
申请日期
1984.09.14
申请人
N.V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
JANSSEN, PETRUS JOHANNES;JANSSENS, PETER CORNELIS
分类号
C03C25/10;G02B6/44;(IPC1-7):C03C25/02
主分类号
C03C25/10
代理机构
代理人
主权项
地址
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