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经营范围
发明名称
Improvements in or relating to electric amplifiers
摘要
申请公布号
GB851394(A)
申请公布日期
1960.10.19
申请号
GB19580033194
申请日期
1958.10.17
申请人
WESTINGHOUSE ELECTRIC CORPORATION
发明人
分类号
H03F3/10
主分类号
H03F3/10
代理机构
代理人
主权项
地址
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