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发明名称
Roof construction of buildings
摘要
申请公布号
US2543692(A)
申请公布日期
1951.02.27
申请号
US19470730773
申请日期
1947.02.25
申请人
WILLIAM GLOVER CHARLES
发明人
GLOVER CHARLES WILLIAM
分类号
E04B1/21;E04B7/02
主分类号
E04B1/21
代理机构
代理人
主权项
地址
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