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发明名称
Removable center post for vertically slidable doors
摘要
申请公布号
US2309436(A)
申请公布日期
1943.01.26
申请号
US19390277122
申请日期
1939.06.03
申请人
OVERHEAD DOOR CORPORATION
发明人
BLODGETT HERBERT CADY
分类号
E05D15/16
主分类号
E05D15/16
代理机构
代理人
主权项
地址
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