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发明名称
Scaffold support
摘要
申请公布号
US1879244(A)
申请公布日期
1932.09.27
申请号
US19310540691
申请日期
1931.05.28
申请人
FRED HOFFMAN
发明人
HOFFMAN FRED
分类号
E06C7/50
主分类号
E06C7/50
代理机构
代理人
主权项
地址
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