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发明名称
Arrangements for reducing distortion in electric signals
摘要
申请公布号
GB669455(A)
申请公布日期
1952.04.02
申请号
GB19500001960
申请日期
1950.01.25
申请人
WESTERN ELECTRIC COMPANY
发明人
分类号
H04N5/18
主分类号
H04N5/18
代理机构
代理人
主权项
地址
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