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经营范围
发明名称
Commutateur à aimant tournant.
摘要
申请公布号
BE593021(A1)
申请公布日期
1961.01.16
申请号
BE19600593021
申请日期
1960.07.15
申请人
BELL TELEPHONE MANUFACTURING COMPANY, SOCIETE ANONYME
发明人
F. VRIENS
分类号
(IPC1-7):H02C
主分类号
(IPC1-7):H02C
代理机构
代理人
主权项
地址
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