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发明名称
Time division multiplex system
摘要
申请公布号
US2682575(A)
申请公布日期
1954.06.29
申请号
US19440559354
申请日期
1944.10.19
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
EDSON JAMES O.
分类号
H04J3/00
主分类号
H04J3/00
代理机构
代理人
主权项
地址
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