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发明名称
Schalteinrichtung für Gesellschaftsleitungs-Fernsprechapparate
摘要
申请公布号
AT166154(B)
申请公布日期
1950.06.26
申请号
ATD166154
申请日期
1947.08.08
申请人
TELEPHON- UND TELEGRAPHEN-FABRIKS-AKTIENGESELLSCHAFT KAPSCH & SOEHNE IN WIEN
发明人
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主分类号
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