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经营范围
发明名称
Braun tube
摘要
申请公布号
GB420876(A)
申请公布日期
1934.12.10
申请号
GB19340018359
申请日期
1933.03.09
申请人
RADIOAKTIENGESELLSCHAFT D. S. LOEWE;KURT SCHLESINGER
发明人
分类号
H01J29/06;H01J29/46;H01J29/48;H01J29/50;H01J29/52;H01J29/82
主分类号
H01J29/06
代理机构
代理人
主权项
地址
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