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发明名称
Link connector and control equipment for routine and priority connections to operator positions
摘要
申请公布号
US3364313(A)
申请公布日期
1968.01.16
申请号
US19660592235
申请日期
1966.11.04
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
SCHEINMAN ARNOLD H.
分类号
H04Q3/00
主分类号
H04Q3/00
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代理人
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