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发明名称
Schaltungsanordnung für Gesellschaftsleitungs-Teilnehmerapparate.
摘要
申请公布号
AT134221(B)
申请公布日期
1933.07.25
申请号
ATD134221
申请日期
1932.06.24
申请人
TELEPHON- U. TELEGRAPHENFABRIKS-A.-G. KAPSCH U. SOEHNE
发明人
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