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发明名称
Oil seal.
摘要
申请公布号
EP0350632(B1)
申请公布日期
1993.12.08
申请号
EP19890110691
申请日期
1989.06.13
申请人
KOYO SEIKO CO., LTD.
发明人
YASUI, HIROYOSHI C/O KOYO SEIKO CO., LTD.;OJIMA, TERUO C/O KOYO SEIKO CO., LTD.;MITSUMARU, MICHITOSHI C/O KOYO SEIKO CO., LTD.
分类号
F16J15/32;(IPC1-7):F16J15/32
主分类号
F16J15/32
代理机构
代理人
主权项
地址
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