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发明名称
Radio remote control system
摘要
申请公布号
US2724074(A)
申请公布日期
1955.11.15
申请号
US19500154670
申请日期
1950.04.07
申请人
BARBER-COLMAN COMPANY
发明人
WELKER OSCAR L.
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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