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发明名称
COATING ELECTRIC LAMP BULBS
摘要
申请公布号
IE19892(L)
申请公布日期
1951.09.15
申请号
IE19510000151
申请日期
1951.03.15
申请人
N.V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
C03C17/22;H01K1/32;H01K3/28;(IPC1-7):H01K1/32
主分类号
C03C17/22
代理机构
代理人
主权项
地址
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