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发明名称
Electric switch
摘要
申请公布号
US1928940(A)
申请公布日期
1933.10.03
申请号
US19310526911
申请日期
1931.04.01
申请人
ALLEN-BRADLEY COMPANY
发明人
LEHMAN WILLIAM O.
分类号
H01H73/30
主分类号
H01H73/30
代理机构
代理人
主权项
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