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发明名称
Amplificateur électrique réglable
摘要
申请公布号
FR1125834(A)
申请公布日期
1956.11.08
申请号
FRD1125834
申请日期
1955.06.08
申请人
LICENTIA PATENT-VERWALTUNGS-G. M. B. H.
发明人
分类号
H03F9/04
主分类号
H03F9/04
代理机构
代理人
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地址
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