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发明名称
Schaltungsanordnung für Relaiswähler in Fernmelde-, insbesondere Fernsprechanlagen
摘要
申请公布号
AT193946(B)
申请公布日期
1957.12.10
申请号
ATD193946
申请日期
1956.03.21
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
WALTER VILLMANN
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主分类号
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