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发明名称
Improvements in or relating to fire-resistant, multi-layer building constructional elements
摘要
申请公布号
GB909332(A)
申请公布日期
1962.10.31
申请号
GB19600006901
申请日期
1960.02.26
申请人
GLAS- UND SPIEGEL-MANUFACTUR AKTIEN-GESELLSCHAFT
发明人
分类号
E04B1/94;E04C2/284
主分类号
E04B1/94
代理机构
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