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发明名称
Overhead door operating mechanism
摘要
申请公布号
US2991406(A)
申请公布日期
1961.07.04
申请号
US19580747929
申请日期
1958.07.11
申请人
THE RADO-MATIC CORPORATION
发明人
SEITH CHARLEIGH A.;KIDD JOHN J.
分类号
E05F15/16
主分类号
E05F15/16
代理机构
代理人
主权项
地址
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