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发明名称
ROLLING BEARING
摘要
申请公布号
GB9015934(D0)
申请公布日期
1990.09.05
申请号
GB19900015934
申请日期
1990.07.20
申请人
NIPPON SEIKO KABUSHIKI KAISHA
发明人
分类号
C23C8/22;C23C8/32;F16C33/30;F16C33/62
主分类号
C23C8/22
代理机构
代理人
主权项
地址
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