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经营范围
发明名称
VALLA PERFECCIONADA.
摘要
申请公布号
ES227674(Y)
申请公布日期
1977.11.01
申请号
ES19740002276U
申请日期
1977.04.05
申请人
发明人
分类号
E04H;(IPC1-7):04H/
主分类号
E04H
代理机构
代理人
主权项
地址
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