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经营范围
发明名称
Check valve with automatic locking of the obturator on the seat after its functioning
摘要
申请公布号
IT1232472(B)
申请公布日期
1992.02.17
申请号
IT19890012460
申请日期
1989.03.24
申请人
COCCHI EUGENIO GIOVANNI
发明人
COCCHI EUGENIO GIOVANNI
分类号
F16K;(IPC1-7):F16K/
主分类号
F16K
代理机构
代理人
主权项
地址
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