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发明名称
Electrical contact
摘要
申请公布号
US2244436(A)
申请公布日期
1941.06.03
申请号
US19390288814
申请日期
1939.08.07
申请人
CHESTER TIETIG
发明人
TIETIG CHESTER
分类号
H01H1/60
主分类号
H01H1/60
代理机构
代理人
主权项
地址
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