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发明名称
Remote door controller
摘要
申请公布号
US3090959(A)
申请公布日期
1963.05.21
申请号
US19560602336
申请日期
1956.08.06
申请人
THE DALTON FOUNDRIES, INC.
发明人
MARMONT GEORGE H.
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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