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经营范围
发明名称
Elektrische Kathodenglimmlichtlampe
摘要
申请公布号
DE510597(C)
申请公布日期
1930.10.21
申请号
DE1929P060131D
申请日期
1929.04.21
申请人
PATENT-TREUHAND-GESELLSCHAFT FUER ELEKTRISCHE GLUEHLAMPEN M.B.H.
发明人
EWEST DR. HANS;HERRE PETER
分类号
H01J17/36;H01J17/40;H05B7/16
主分类号
H01J17/36
代理机构
代理人
主权项
地址
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