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发明名称
Spring contact
摘要
申请公布号
US2187023(A)
申请公布日期
1940.01.16
申请号
US19370163193
申请日期
1937.09.10
申请人
TELETYPE CORPORATION
发明人
FORSMAN FRED
分类号
H01H11/04
主分类号
H01H11/04
代理机构
代理人
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地址
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