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发明名称
Perfectionnements dans la construction des toitures, couvertures, murs, cloisons et surfaces similaires
摘要
申请公布号
FR928996(A)
申请公布日期
1947.12.12
申请号
FRD928996
申请日期
1946.06.13
申请人
THE RUBEROID COMPANY LIMITED
发明人
分类号
E04B7/20;E04D3/30;E04D3/36
主分类号
E04B7/20
代理机构
代理人
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地址
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