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发明名称
Einrichtung zur Ermittlung der Verkehrsstaerke in Fernmeldeanlagen
摘要
申请公布号
DE1272387(B)
申请公布日期
1968.07.11
申请号
DE19641272387
申请日期
1964.11.30
申请人
AUTOMATIC SWITCHING LTD.
发明人
ROBSON LESLIE JOHN
分类号
H04L12/26;H04M3/36
主分类号
H04L12/26
代理机构
代理人
主权项
地址
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