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发明名称
Scaffold structure
摘要
申请公布号
US2985428(A)
申请公布日期
1961.05.23
申请号
US19570701258
申请日期
1957.12.06
申请人
UNION METAL PRODUCTS, INC.
发明人
ISBELL JOE A.
分类号
E04G1/20
主分类号
E04G1/20
代理机构
代理人
主权项
地址
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