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发明名称
Electric switching mechanism
摘要
申请公布号
US1748013(A)
申请公布日期
1930.02.18
申请号
US19270166931
申请日期
1927.02.09
申请人
DOUGLAS HARRY A
发明人
DOUGLAS HARRY A.
分类号
H01H27/06
主分类号
H01H27/06
代理机构
代理人
主权项
地址
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