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发明名称
Elektrischer Schalter, dessen Kontaktflächen von einem evakuierten Gehäuse umschlossen sind, dessen Vakuum durch eine ständig arbeitende Pumpvorrichtung aufrechterhalten wird
摘要
申请公布号
CH351658(A)
申请公布日期
1961.01.31
申请号
CHD351658
申请日期
1957.09.24
申请人
SIEMENS-SCHUCKERTWERKE AKTIENGESELLSCHAFT
发明人
HAENLEIN,WALTER,DR.;GUENTHER,KARL-GEORG,DIPL.-PHYS.
分类号
H01H33/18;H01H33/664;H01H33/668;H01J41/20
主分类号
H01H33/18
代理机构
代理人
主权项
地址
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