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发明名称
Wall construction
摘要
申请公布号
US2328779(A)
申请公布日期
1943.09.07
申请号
US19400362328
申请日期
1940.10.23
申请人
NORTHWESTERN TERRA COTTA CORPORATION
发明人
BONNELL RALPH A.
分类号
E04F13/08
主分类号
E04F13/08
代理机构
代理人
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地址
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