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发明名称
Schaltungsanordnung fuer Gesellschaftsleitungen in Fernmelde-, insbesondere Fernsprechanlagen
摘要
申请公布号
DE664877(C)
申请公布日期
1938.09.16
申请号
DE1935S118638D
申请日期
1935.06.14
申请人
SIEMENS & HALSKE AKT.-GES.
发明人
WOCHINGER DIPL.-ING. EDUARD
分类号
H04Q3/58
主分类号
H04Q3/58
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代理人
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