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发明名称
Matériau céramique à pouvoir inducteur spécifique élevé et son procédé de fabrication
摘要
申请公布号
FR1049897(A)
申请公布日期
1954.01.04
申请号
FRD1049897
申请日期
1952.01.26
申请人
COMPAGNIE GENERALE DE TELEGRAPHIE SANS FIL
发明人
分类号
C04B35/46
主分类号
C04B35/46
代理机构
代理人
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地址
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