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发明名称
Perfectionnements aux amplificateurs à puissance variable
摘要
申请公布号
FR1479454(A)
申请公布日期
1967.05.05
申请号
FR19660054531
申请日期
1966.03.22
申请人
COMPAGNIE FRANCAISE THOMSON-HOUSTON
发明人
BEURTHERET CHARLES-ALPHONSE
分类号
H03F1/04
主分类号
H03F1/04
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代理人
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