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经营范围
发明名称
Improvements in or relating to electric amplifier apparatus
摘要
申请公布号
GB809176(A)
申请公布日期
1959.02.18
申请号
GB19560038674
申请日期
1956.12.19
申请人
WESTINGHOUSE ELECTRIC INTERNATIONAL COMPANY
发明人
分类号
G05B11/01
主分类号
G05B11/01
代理机构
代理人
主权项
地址
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