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发明名称
Electric switch
摘要
申请公布号
US1874116(A)
申请公布日期
1932.08.30
申请号
US19290398538
申请日期
1929.10.09
申请人
PERSONS LAURENCE M
发明人
PERSONS LAURENCE M.
分类号
H01H37/66
主分类号
H01H37/66
代理机构
代理人
主权项
地址
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