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发明名称
Improvements in or relating to walls
摘要
申请公布号
GB722650(A)
申请公布日期
1955.01.26
申请号
GB19530000283
申请日期
1953.01.05
申请人
JOSEF WOLBERG;JOSEPH UDASSIN
发明人
BEN-ZVI EMANUEL
分类号
E04B2/56
主分类号
E04B2/56
代理机构
代理人
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