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发明名称
Mikrofon-Speiseanordnung fuer Verstaerkeranlagen in Verkehrsfahrzeugen
摘要
申请公布号
DE815496(C)
申请公布日期
1951.10.01
申请号
DE1948P026945D
申请日期
1948.12.25
申请人
DR.-ING. PAUL HERMANSPANN, ESSEN-STADTWALD
发明人
ESSEN-STADTWALD DR.-ING. PAUL HERMANSPANN,;ESSEN DIPL.-ING. WILHELM ROTSCHEIDT,
分类号
H04M1/18
主分类号
H04M1/18
代理机构
代理人
主权项
地址
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