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发明名称
Automatic switch receptacle
摘要
申请公布号
US2193297(A)
申请公布日期
1940.03.12
申请号
US19380231970
申请日期
1938.09.27
申请人
SCHNEIDER WALTER J
发明人
SCHNEIDER WALTER J.
分类号
G04C23/16
主分类号
G04C23/16
代理机构
代理人
主权项
地址
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