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发明名称
Dispositif à impédance variable
摘要
申请公布号
FR1311670(A)
申请公布日期
1962.12.07
申请号
FR19620885455
申请日期
1962.01.22
申请人
CORNING GLASS WORKS
发明人
分类号
H01F17/04
主分类号
H01F17/04
代理机构
代理人
主权项
地址
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