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发明名称
Building construction
摘要
申请公布号
US2351015(A)
申请公布日期
1944.06.13
申请号
US19410423142
申请日期
1941.12.16
申请人
DAVISON ROBERT L
发明人
DAVISON ROBERT L.
分类号
E04B1/26
主分类号
E04B1/26
代理机构
代理人
主权项
地址
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