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发明名称
Relay
摘要
申请公布号
US2938981(A)
申请公布日期
1960.05.31
申请号
US19580784137
申请日期
1958.12.31
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
GUSTAFSON WALTER G.
分类号
H01H51/28
主分类号
H01H51/28
代理机构
代理人
主权项
地址
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