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发明名称
Improved multiple valve for water purification systems for civil and/or industrial use
摘要
申请公布号
IT1246271(B)
申请公布日期
1994.11.17
申请号
IT19900021415
申请日期
1990.09.10
申请人
FERRALI LUIGI
发明人
FERRALI LUIGI
分类号
F16K;(IPC1-7):F16K
主分类号
F16K
代理机构
代理人
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