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发明名称
BIDIRECTIONAL SEAL
摘要
申请公布号
EP0191251(B1)
申请公布日期
1990.05.09
申请号
EP19850400202
申请日期
1985.02.07
申请人
GRAZIOLI, ANGEL JEAN-MARIE JOSEPH
发明人
GRAZIOLI, ANGEL JEAN-MARIE JOSEPH
分类号
F16K5/06;F16J15/32
主分类号
F16K5/06
代理机构
代理人
主权项
地址
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