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发明名称
Repeater testing
摘要
申请公布号
US2070671(A)
申请公布日期
1937.02.16
申请号
US19330692171
申请日期
1933.10.04
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
MEISSNER CHARLES R.
分类号
H04B17/02
主分类号
H04B17/02
代理机构
代理人
主权项
地址
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