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经营范围
发明名称
BILDROEHRENFASSUNG
摘要
申请公布号
DE7148059(U)
申请公布日期
1972.05.31
申请号
DE19710048059U
申请日期
1971.12.21
申请人
RCA CORP
发明人
分类号
H01T4/08
主分类号
H01T4/08
代理机构
代理人
主权项
地址
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