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发明名称
Battery switch
摘要
申请公布号
US2644864(A)
申请公布日期
1953.07.07
申请号
US19510220181
申请日期
1951.04.10
申请人
CHILDS SR WALTER H
发明人
SR. WALTER H. CHILDS,
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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