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发明名称
Improvements in building blocks and the assembly thereof
摘要
申请公布号
GB694693(A)
申请公布日期
1953.07.22
申请号
GB19510022079
申请日期
1951.09.20
申请人
ROLF GILDE
发明人
分类号
E04B2/02;E04B2/42
主分类号
E04B2/02
代理机构
代理人
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