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发明名称
Amplificateur pour signaux à basse fréquence
摘要
申请公布号
FR80934(E)
申请公布日期
1963.07.05
申请号
FR19620885011
申请日期
1962.01.16
申请人
UNION CARBIDE CORPORATION
发明人
分类号
H01G9/22;H01G11/02;H01G11/26;H01G11/52;H01G11/74;H01G11/82
主分类号
H01G9/22
代理机构
代理人
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