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发明名称
Pulse keying system
摘要
申请公布号
US2651753(A)
申请公布日期
1953.09.08
申请号
US19520312696
申请日期
1952.10.02
申请人
FEDERAL TELECOMMUNICATION LABORATORIES, INC.
发明人
BUYER EDWARD M.
分类号
H04J3/04
主分类号
H04J3/04
代理机构
代理人
主权项
地址
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