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发明名称
Electric circuit controlling appliance
摘要
申请公布号
US1892854(A)
申请公布日期
1933.01.03
申请号
US19310568807
申请日期
1931.10.14
申请人
JOSEPH SACHS
发明人
SACHS JOSEPH
分类号
H01H21/12
主分类号
H01H21/12
代理机构
代理人
主权项
地址
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