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发明名称
METHOD AND APPARATUS FOR PROVIDING ON-HOOK TRANSMISSION FOR DIGITAL LOOP CARRIER CHANNEL UNITS
摘要
申请公布号
CA2019233(A1)
申请公布日期
1991.05.01
申请号
CA19902019233
申请日期
1990.06.18
申请人
HUBBELL INCORPORATED
发明人
NIGHTINGALE, ROGER A.;ABOUSAEEDI, MAKAN;GADSBY, WINSTON M.
分类号
H04M7/00
主分类号
H04M7/00
代理机构
代理人
主权项
地址
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