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发明名称
Electrical contactor
摘要
申请公布号
US1814448(A)
申请公布日期
1931.07.14
申请号
US19300445516
申请日期
1930.04.18
申请人
KUYKENDALL JOSEPH E
发明人
KUYKENDALL JOSEPH E.
分类号
B60L5/06
主分类号
B60L5/06
代理机构
代理人
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