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发明名称
Jail and prison construction
摘要
申请公布号
US2054665(A)
申请公布日期
1936.09.15
申请号
US19350050250
申请日期
1935.11.18
申请人
TRACY MICHAEL J
发明人
TRACY MICHAEL J.
分类号
E04H3/08
主分类号
E04H3/08
代理机构
代理人
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