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发明名称
Fernmeldekabelanlage mit koaxialen und symmetrisch verseilten Leitungen für Gegensprechverkehr.
摘要
申请公布号
AT155017(B)
申请公布日期
1938.11.25
申请号
ATD155017
申请日期
1937.04.29
申请人
ALLGEMEINE ELEKTRICITAETS-GESELLSCHAFT
发明人
DR. GUENTER WUCKEL
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主分类号
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