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经营范围
发明名称
Improvements in rectifiers of glass having a liquid cathode and an ignition electrode which is provided above the cathode level
摘要
申请公布号
GB376630(A)
申请公布日期
1932.07.14
申请号
GB19310034325
申请日期
1931.12.11
申请人
JENAER GLASWERK SCHOTT & GEN.
发明人
分类号
H01J13/24
主分类号
H01J13/24
代理机构
代理人
主权项
地址
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