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发明名称
GAS-TIGHT SINTERED TRANSLUCENT ALUMINIUM OXIDE
摘要
申请公布号
EP0218279(B1)
申请公布日期
1989.03.08
申请号
EP19860201527
申请日期
1986.09.05
申请人
N.V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
PRUD'HOMME VAN REINE, PETER ROBERT;SIEBERS, GERARDUS HENRICUS MARIA
分类号
C04B35/111;C04B35/115;H01J61/30;(IPC1-7):C04B35/10
主分类号
C04B35/111
代理机构
代理人
主权项
地址
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