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发明名称
Electric switch
摘要
申请公布号
US1851157(A)
申请公布日期
1932.03.29
申请号
US19290350862
申请日期
1929.03.29
申请人
LANDERS, FRARY & CLARK
发明人
CALSON FREDERICK E.
分类号
H01H15/18
主分类号
H01H15/18
代理机构
代理人
主权项
地址
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