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发明名称
Resilient fastener
摘要
申请公布号
US2299754(A)
申请公布日期
1942.10.27
申请号
US19400335521
申请日期
1940.05.16
申请人
JOHNSON KENNETH L
发明人
JOHNSON KENNETH L.
分类号
E01B9/08
主分类号
E01B9/08
代理机构
代理人
主权项
地址
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