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发明名称
Telephon-Teilnehmerverstärker
摘要
申请公布号
AT177812(B)
申请公布日期
1954.03.10
申请号
ATD177812
申请日期
1951.09.08
申请人
TELEPHON- UND TELEGRAPHEN-FABRIKS-AKTIENGESELLSCHAFT KAPSCH & SOEHNE
发明人
ING. GUENTHER HANNAK
分类号
主分类号
代理机构
代理人
主权项
地址
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