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发明名称
Improvements in or relating to fireproof structural elements and the manufacture thereof
摘要
申请公布号
GB562232(A)
申请公布日期
1944.06.23
申请号
GB19410014670
申请日期
1942.11.16
申请人
GEOFFREY WRIGHT HOLTTUM
发明人
分类号
A47B77/04
主分类号
A47B77/04
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代理人
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