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发明名称
Swivel connection
摘要
申请公布号
US2224343(A)
申请公布日期
1940.12.10
申请号
US19400319109
申请日期
1940.02.15
申请人
NICHOLAS GRIMALDI
发明人
GRIMALDI NICHOLAS
分类号
H01R39/64
主分类号
H01R39/64
代理机构
代理人
主权项
地址
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