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发明名称
Amplificateur-transistor magnétique
摘要
申请公布号
FR1141970(A)
申请公布日期
1957.09.12
申请号
FRD1141970
申请日期
1955.12.08
申请人
发明人
MAMON MICHEL
分类号
H03F9/02
主分类号
H03F9/02
代理机构
代理人
主权项
地址
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