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经营范围
发明名称
Improvements in electronic circuits having variable gain or attenuation
摘要
申请公布号
GB1088481(A)
申请公布日期
1967.10.25
申请号
GB19650012562
申请日期
1965.03.24
申请人
COMPAGNIE FRANCAISE THOMSON HOUSTON-HOTCHKISS BRANDT
发明人
分类号
H03G1/00
主分类号
H03G1/00
代理机构
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