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发明名称
Electric-circuit-controlling appliance
摘要
申请公布号
US1754442(A)
申请公布日期
1930.04.15
申请号
US19260150586
申请日期
1926.11.24
申请人
JOSEPH SACHS
发明人
SACHS JOSEPH
分类号
H01H9/10
主分类号
H01H9/10
代理机构
代理人
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地址
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