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发明名称
Door holder
摘要
申请公布号
US2277140(A)
申请公布日期
1942.03.24
申请号
US19390311205
申请日期
1939.12.27
申请人
O'CONNELL JOHN J
发明人
O'CONNELL JOHN J.
分类号
E05C17/44
主分类号
E05C17/44
代理机构
代理人
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