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发明名称
Balais pour commutateurs tels que ceux utilisés dans des systèmes téléphoniques
摘要
申请公布号
FR822145(A)
申请公布日期
1937.12.21
申请号
FRD822145
申请日期
1937.05.22
申请人
LE MATERIEL TELEPHONIQUE, SOCIETE ANONYME
发明人
分类号
H01H63/04
主分类号
H01H63/04
代理机构
代理人
主权项
地址
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