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发明名称
Transmission of supervisory signals in a time division multiplex system
摘要
申请公布号
US3349190(A)
申请公布日期
1967.10.24
申请号
US19660603047
申请日期
1966.12.19
申请人
STROMBERG-CARLSON CORPORATION
发明人
RICHARDS GLENN L.
分类号
H04J3/12;H04Q11/04
主分类号
H04J3/12
代理机构
代理人
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