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发明名称
Automatic control for garage doors
摘要
申请公布号
US1801445(A)
申请公布日期
1931.04.21
申请号
US19260080003
申请日期
1926.01.08
申请人
MORSE FRANK L;MORSE ROBERT V
发明人
MORSE FRANK L.;MORSE ROBERT V.
分类号
E05F15/20
主分类号
E05F15/20
代理机构
代理人
主权项
地址
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