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发明名称
ANNULAR SEAL
摘要
申请公布号
EP0320443(A3)
申请公布日期
1989.10.18
申请号
EP19880810791
申请日期
1988.11.18
申请人
EXITFLEX S.A.
发明人
JEAN-PROST, CHRISTIAN;LEISI, MARCEL
分类号
F16J15/02;F16L17/025;(IPC1-7):F16J15/32
主分类号
F16J15/02
代理机构
代理人
主权项
地址
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