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发明名称
Composite building unit
摘要
申请公布号
US2038967(A)
申请公布日期
1936.04.28
申请号
US19340727383
申请日期
1934.05.25
申请人
JOHN B. PIERCE FOUNDATION
发明人
STRONG WILLIAM E. S.
分类号
E04C2/04
主分类号
E04C2/04
代理机构
代理人
主权项
地址
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