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发明名称
Kopfstromverstaerker
摘要
申请公布号
DE738252(C)
申请公布日期
1943.08.07
申请号
DE1938S130956D
申请日期
1938.02.23
申请人
SIEMENS & HALSKE AG.
发明人
SIEBERTZ DR. PHIL. KARL
分类号
H01J3/02
主分类号
H01J3/02
代理机构
代理人
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