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经营范围
发明名称
Improvements in transistor amplifiers
摘要
申请公布号
GB817484(A)
申请公布日期
1959.07.29
申请号
GB19550037266
申请日期
1955.12.29
申请人
GENERAL ELECTRIC COMPANY
发明人
分类号
H03F3/14
主分类号
H03F3/14
代理机构
代理人
主权项
地址
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