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发明名称
Signal cycling device
摘要
申请公布号
US2687473(A)
申请公布日期
1954.08.24
申请号
US19500155628
申请日期
1950.04.13
申请人
REMINGTON RAND, INC.
发明人
JR. JOHN PRESPER ECKERT,;AUERBACH ALBERT A.
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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