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经营范围
发明名称
Upwardly acting door and combined hinge and roller spindle support therefor
摘要
申请公布号
US2877843(A)
申请公布日期
1959.03.17
申请号
US19570643862
申请日期
1957.03.04
申请人
OVERHEAD DOOR CORPORATION
发明人
STROUP EARL L.
分类号
E05D15/16;E05D15/24
主分类号
E05D15/16
代理机构
代理人
主权项
地址
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