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发明名称
Switch apparatus
摘要
申请公布号
US2559055(A)
申请公布日期
1951.07.03
申请号
US19490127307
申请日期
1949.11.15
申请人
WARREN ESTEL M
发明人
WARREN ESTEL M.
分类号
H01H17/00
主分类号
H01H17/00
代理机构
代理人
主权项
地址
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