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发明名称
Building units and method of producing the same
摘要
申请公布号
US2970061(A)
申请公布日期
1961.01.31
申请号
US19570701976
申请日期
1957.12.11
申请人
BURNETT WILLIAM H
发明人
BURNETT WILLIAM H.
分类号
C04B38/08
主分类号
C04B38/08
代理机构
代理人
主权项
地址
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