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发明名称
Amplifying arrangement for selfsynchronizing transmission systems
摘要
申请公布号
US2521994(A)
申请公布日期
1950.09.12
申请号
US19490095338
申请日期
1949.05.25
申请人
WILLIAM POLITZER
发明人
POLITZER WILLIAM
分类号
主分类号
代理机构
代理人
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