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发明名称
DESAGUE DE APERTURA Y CIERRE MANUAL
摘要
申请公布号
ES276788(Y)
申请公布日期
1985.04.01
申请号
ES19880002767U
申请日期
1984.01.11
申请人
HERNAIZ VILLAR ARTURO J.
发明人
分类号
E03C1/22;(IPC1-7):E03C1/22
主分类号
E03C1/22
代理机构
代理人
主权项
地址
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