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经营范围
发明名称
Circuit de triodes à cristal
摘要
申请公布号
FR1095154(A)
申请公布日期
1955.05.27
申请号
FRD1095154
申请日期
1954.03.10
申请人
THE GENERAL ELECTRIC COMPANY LIMITED
发明人
分类号
H03F3/26
主分类号
H03F3/26
代理机构
代理人
主权项
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