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发明名称
Door holding device
摘要
申请公布号
US2915777(A)
申请公布日期
1959.12.08
申请号
US19550533415
申请日期
1955.09.09
申请人
LISLE W. MENZIMER
发明人
ALLEN EDWIN L.
分类号
E05C17/20;E05C19/00
主分类号
E05C17/20
代理机构
代理人
主权项
地址
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