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发明名称
MEJORAS EN AMPLIADORAS FOTOGRAFICAS
摘要
申请公布号
AR223098(A1)
申请公布日期
1981.07.15
申请号
AR19810284455
申请日期
1981.02.26
申请人
CHURILOV ALEJO
发明人
分类号
G03B27/32;G03B27/56;(IPC1-7):G03B27/32
主分类号
G03B27/32
代理机构
代理人
主权项
地址
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