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发明名称
Variabel elektrisk Modstand, fortrinsvis Spændingsdeler.
摘要
申请公布号
DK50441(C)
申请公布日期
1935.07.15
申请号
DKD50441
申请日期
1934.06.09
申请人
AKTIESELSKABET BANG & OLUFSEN
发明人
分类号
主分类号
代理机构
代理人
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