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发明名称
Improvements in or relating to bricks and brickwork
摘要
申请公布号
GB588302(A)
申请公布日期
1947.05.20
申请号
GB19440021100
申请日期
1944.10.30
申请人
ALBERT RAYMOND HARDWICK
发明人
分类号
E04B2/02;E04B2/52
主分类号
E04B2/02
代理机构
代理人
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