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发明名称
Schaltung und Vorrichtung zur Erhöhung der Trennschärfe von elektrischen Schwingungskreisen.
摘要
申请公布号
AT155369(B)
申请公布日期
1939.01.10
申请号
ATD155369
申请日期
1935.11.14
申请人
BERNHARD AUGUST MEININGHAUS
发明人
BERNHARD AUGUST MEININGHAUS
分类号
主分类号
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