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发明名称
Schaltungsanordnung fuer Anrufsucher in Fernmelde- insbesondere Fernsprechanlagen mit Waehlerbetrieb
摘要
申请公布号
DE853466(C)
申请公布日期
1952.10.23
申请号
DE1949S001028
申请日期
1949.12.13
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
SIMON FRANZ
分类号
H04Q3/00
主分类号
H04Q3/00
代理机构
代理人
主权项
地址
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