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发明名称
Improvements in and relating to reinforced concrete floor structures
摘要
申请公布号
GB674711(A)
申请公布日期
1952.06.25
申请号
GB19500022119
申请日期
1950.09.07
申请人
H. H. ROBERTSON COMPANY
发明人
WIESMANN JOSEPH WILLIAM
分类号
E04B5/48
主分类号
E04B5/48
代理机构
代理人
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地址
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