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发明名称
Fastener for wallboards and the like
摘要
申请公布号
US2282631(A)
申请公布日期
1942.05.12
申请号
US19410379229
申请日期
1941.02.17
申请人
THE UPSON COMPANY
发明人
WINSHIP ROSS
分类号
E04B2/58;E04B2/74
主分类号
E04B2/58
代理机构
代理人
主权项
地址
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