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发明名称
VALVOLA A SFERA FLANGIATA DI DIMENSIONI E PESO RIDOTTI
摘要
申请公布号
IT238285(Y1)
申请公布日期
2000.10.16
申请号
IT1997BS00010U
申请日期
1997.02.04
申请人
EFFEBI SPA
发明人
分类号
F16K
主分类号
F16K
代理机构
代理人
主权项
地址
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