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发明名称
Building unit
摘要
申请公布号
US2095989(A)
申请公布日期
1937.10.19
申请号
US19340714854
申请日期
1934.03.09
申请人
LILLARD WILLIAM W
发明人
LILLARD WILLIAM W.
分类号
E04B2/84
主分类号
E04B2/84
代理机构
代理人
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