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发明名称
Transmission control in two-way signaling system
摘要
申请公布号
US2379768(A)
申请公布日期
1945.07.03
申请号
US19420460374
申请日期
1942.10.01
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
WYNEN KENNETH G. VAN
分类号
H04B3/20
主分类号
H04B3/20
代理机构
代理人
主权项
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