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经营范围
发明名称
Universal base for electric switches, etc.
摘要
申请公布号
US1970520(A)
申请公布日期
1934.08.14
申请号
US19330662667
申请日期
1933.03.25
申请人
THE TRUMBULL ELECTRIC MANUFACTURING COMPANY
发明人
HANNY CHARLES E.
分类号
G01R11/04
主分类号
G01R11/04
代理机构
代理人
主权项
地址
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