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发明名称
Gluehkathode mit mehreren parallel geschalteten Gluehelementen und AEquipotentialverbindungen zwischen diesen Elementen
摘要
申请公布号
DE536205(C)
申请公布日期
1931.10.21
申请号
DE1927S083290D
申请日期
1927.12.22
申请人
SIEMENS-SCHUCKERTWERKE AKT.-GES.
发明人
STRIGEL DR.-ING. ROBERT;KRUEGER ALBERT
分类号
H01J1/15
主分类号
H01J1/15
代理机构
代理人
主权项
地址
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