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发明名称
Improved multiple contact bank for automatic telephone selectors
摘要
申请公布号
GB440685(A)
申请公布日期
1936.01.03
申请号
GB19350000536
申请日期
1935.01.07
申请人
BERTIL JOHAN BRANDER
发明人
分类号
H01H63/06
主分类号
H01H63/06
代理机构
代理人
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