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发明名称
Gate structure for temporary closure for passageways
摘要
申请公布号
US2982353(A)
申请公布日期
1961.05.02
申请号
US19590825851
申请日期
1959.07.08
申请人
LUGER KENNETH E
发明人
LUGER KENNETH E.
分类号
E06B9/02
主分类号
E06B9/02
代理机构
代理人
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地址
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