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发明名称
Tape record repeater
摘要
申请公布号
US2140684(A)
申请公布日期
1938.12.20
申请号
US19360096585
申请日期
1936.08.18
申请人
LELAND ANDRUS WILLIAM
发明人
ANDRUS WILLIAM LELAND
分类号
H04L15/18
主分类号
H04L15/18
代理机构
代理人
主权项
地址
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