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发明名称
ELECTRIC LAMP WITH DIMINISHED INTERNAL PHOTOELECTRON PRODUCTION
摘要
申请公布号
HU200856(B)
申请公布日期
1990.08.28
申请号
HU19890001792
申请日期
1989.04.13
申请人
NORTH AMERICAN PHILIPS CORP.,US
发明人
RAMAIAH,RAGHU,US;SHUMWAY,DANIEL,US
分类号
H01J61/36;H01J61/34;(IPC1-7):H01J61/02
主分类号
H01J61/36
代理机构
代理人
主权项
地址
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