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发明名称
Electric switch
摘要
申请公布号
US1891799(A)
申请公布日期
1932.12.20
申请号
US19320628792
申请日期
1932.08.15
申请人
CLEVELAND JOHN M
发明人
CLEVELAND JOHN M.
分类号
H01H19/56
主分类号
H01H19/56
代理机构
代理人
主权项
地址
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