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发明名称
APARATO TRANSFORMADOR MECáNICO Y AUTORREDUCTOR DE GRADOS PARA LA CORRECCIoN DE PLANOS CON EL QUE SE SIMPLIFICAN Y ABREVIAN LAS OPERACIONES TOPOGRáFICAS DE GABINETE
摘要
申请公布号
ES206532(A2)
申请公布日期
1953.03.16
申请号
ES19320002065
申请日期
1952.11.20
申请人
NAVARRO JUAN, FELIX
发明人
分类号
(IPC1-7):G09
主分类号
(IPC1-7):G09
代理机构
代理人
主权项
地址
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