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发明名称
Radiant energy signaling system
摘要
申请公布号
US2848545(A)
申请公布日期
1958.08.19
申请号
US19550536897
申请日期
1955.09.27
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
MITCHELL DOREN
分类号
H04B1/50
主分类号
H04B1/50
代理机构
代理人
主权项
地址
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