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发明名称
Improvements relating to connecting means for connecting building elements together
摘要
申请公布号
GB545054(A)
申请公布日期
1942.05.08
申请号
GB19400017516
申请日期
1940.12.10
申请人
VAN RENSSELAER POWELL SAXE
发明人
分类号
E04B1/24
主分类号
E04B1/24
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代理人
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