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发明名称
Method of recording a multiple of electrical signals
摘要
申请公布号
US3068454(A)
申请公布日期
1962.12.11
申请号
US19590790305
申请日期
1959.01.30
申请人
REYNOLDS ZACK D
发明人
REYNOLDS ZACK D.
分类号
H04J3/18
主分类号
H04J3/18
代理机构
代理人
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