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发明名称
Multiple pronged double-ended fastener
摘要
申请公布号
US2558132(A)
申请公布日期
1951.06.26
申请号
US19490074776
申请日期
1949.02.05
申请人
GREEN LEE B
发明人
GREEN LEE B.
分类号
E04B1/49
主分类号
E04B1/49
代理机构
代理人
主权项
地址
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