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发明名称
Relay
摘要
申请公布号
US2889424(A)
申请公布日期
1959.06.02
申请号
US19570706397
申请日期
1957.12.31
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
GLORE ROBERT F.;HOVGAARD OLE M.;PERREAULT GEORGE E.
分类号
H01H51/28
主分类号
H01H51/28
代理机构
代理人
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地址
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