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经营范围
发明名称
Electric circuit controlling appliance
摘要
申请公布号
US1905001(A)
申请公布日期
1933.04.25
申请号
US19300444050
申请日期
1930.04.14
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
主权项
地址
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