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经营范围
发明名称
Matériaux magnétiques
摘要
申请公布号
FR1298824(A)
申请公布日期
1962.07.13
申请号
FR19610871941
申请日期
1961.08.30
申请人
COMPAGNIE FRANCAISE THOMSON-HOUSTON
发明人
分类号
H01F41/02
主分类号
H01F41/02
代理机构
代理人
主权项
地址
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