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发明名称
Building construction
摘要
申请公布号
US1847891(A)
申请公布日期
1932.03.01
申请号
US19280309135
申请日期
1928.09.29
申请人
OTTO WOLFGANG T
发明人
OTTO WOLFGANG T.
分类号
E04B5/14
主分类号
E04B5/14
代理机构
代理人
主权项
地址
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