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发明名称
Leuchtschirm
摘要
申请公布号
CH494470(A)
申请公布日期
1970.07.31
申请号
CH19670010524
申请日期
1967.07.25
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
EGBERT SCHUIL,ROELOF
分类号
C09K11/77;C09K11/84;(IPC1-7):H01J1/63;H01J61/44
主分类号
C09K11/77
代理机构
代理人
主权项
地址
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