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发明名称
Amplifier
摘要
申请公布号
US1916405(A)
申请公布日期
1933.07.04
申请号
US19300468876
申请日期
1930.07.18
申请人
WESTINGHOUSE ELECTRIC & MANUFACTURING COMPANY
发明人
BEERS GEORGE L.
分类号
H04B1/16
主分类号
H04B1/16
代理机构
代理人
主权项
地址
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