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发明名称
Einrichtung zur Verstaerkung oder Erzeugung elektrischer Schwingungen
摘要
申请公布号
DE923613(C)
申请公布日期
1955.02.17
申请号
DE1939N001133D
申请日期
1939.12.22
申请人
NOWAK KARL ING.
发明人
NOWAK KARL ING.
分类号
H03B7/10
主分类号
H03B7/10
代理机构
代理人
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地址
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