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经营范围
发明名称
Knockdown scaffold
摘要
申请公布号
US3095070(A)
申请公布日期
1963.06.25
申请号
US19590844340
申请日期
1959.10.05
申请人
DAVID MCDONALD
发明人
MCDONALD DAVID
分类号
E04G1/14
主分类号
E04G1/14
代理机构
代理人
主权项
地址
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