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经营范围
发明名称
LOW PRESSURE METAL VAPOUR DISCHARGE LAMP
摘要
申请公布号
GB1587492(A)
申请公布日期
1981.04.08
申请号
GB19780017289
申请日期
1978.05.02
申请人
HITACHI LTD
发明人
分类号
H01J61/50;H01J1/50;H01J61/10;H01J61/34;H01J61/56;H01J61/92;(IPC1-7):H01J61/10
主分类号
H01J61/50
代理机构
代理人
主权项
地址
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