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发明名称
FASSUNG FUER RUNDFUNK- UND VERSTAERKER-ROEHREN MIT AUSSENLIEGENDER FUEHRUNGSNASE, WIE RIMLOCK-ROEHREN U. DGL.
摘要
申请公布号
DE1648093(U)
申请公布日期
1952.12.18
申请号
DE195200P3006U
申请日期
1952.02.23
申请人
PREH, ELEKTROFEINMECHANISCHE WERKE
发明人
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