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发明名称
Résistances électriques ayant un coefficient de température négatif élevé et procédé de fabrication de ces résistances
摘要
申请公布号
FR63332(E)
申请公布日期
1955.09.13
申请号
FRD63332
申请日期
1952.10.04
申请人
COMPAGNIE GENERALE DE TELEGRAPHIE SANS FIL
发明人
分类号
H01C7/04
主分类号
H01C7/04
代理机构
代理人
主权项
地址
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