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发明名称
Selective switch
摘要
申请公布号
US2185374(A)
申请公布日期
1940.01.02
申请号
US19360110622
申请日期
1936.11.13
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
HICKMAN CLARENCE N.
分类号
H01H67/26
主分类号
H01H67/26
代理机构
代理人
主权项
地址
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