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发明名称
Wall panel
摘要
申请公布号
US2918993(A)
申请公布日期
1959.12.29
申请号
US19530370916
申请日期
1953.07.29
申请人
H. H. ROBERTSON COMPANY
发明人
COFFMAN ALDEN W.;CULLEN RUSSELL B.
分类号
E04C2/292
主分类号
E04C2/292
代理机构
代理人
主权项
地址
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