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经营范围
发明名称
Improvements in or relating to electric signal circuits using transistors
摘要
申请公布号
GB815393(A)
申请公布日期
1959.06.24
申请号
GB19560028141
申请日期
1956.09.14
申请人
WESTERN ELECTRIC COMPANY
发明人
分类号
H03C1/36
主分类号
H03C1/36
代理机构
代理人
主权项
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