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发明名称
Wall construction
摘要
申请公布号
US2451220(A)
申请公布日期
1948.10.12
申请号
US19440558490
申请日期
1944.10.13
申请人
HUNT FLOYD E
发明人
HUNT FLOYD E.
分类号
E04B1/72
主分类号
E04B1/72
代理机构
代理人
主权项
地址
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