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经营范围
发明名称
Improvements in and relating to electric discharge lamps
摘要
申请公布号
GB429962(A)
申请公布日期
1935.06.11
申请号
GB19340010815
申请日期
1934.04.10
申请人
FRANZ ROTHER
发明人
分类号
H01J17/00
主分类号
H01J17/00
代理机构
代理人
主权项
地址
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