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发明名称
Mittelbar geheizte Kathode fuer elektrische Entladungsgefaesse, bei der mindestens zwei hintereinander angeordnete Einzelelemente den Vorrat bedecken
摘要
申请公布号
DE965341(C)
申请公布日期
1957.06.06
申请号
DE1954S039795
申请日期
1954.06.30
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
BENDA DIPL.-PHYS. HANS-JOCHEN
分类号
H01J1/28
主分类号
H01J1/28
代理机构
代理人
主权项
地址
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