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发明名称
UN SISTEMA MECáNICO PARA AUTO VOLADOR O JUGUETES SIMILARES
摘要
申请公布号
ES203081(A1)
申请公布日期
1952.07.01
申请号
ES19810002030
申请日期
1952.04.21
申请人
HERMANN WEIL, HANS
发明人
分类号
(IPC1-7):A63
主分类号
(IPC1-7):A63
代理机构
代理人
主权项
地址
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