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经营范围
发明名称
ROLLING BEARING
摘要
申请公布号
JPH03194211(A)
申请公布日期
1991.08.23
申请号
JP19890335870
申请日期
1989.12.25
申请人
NIPPON SEIKO KK
发明人
MATSUMOTO YOICHI
分类号
F16C33/32;B22F3/24;C21D9/40;C22C33/02
主分类号
F16C33/32
代理机构
代理人
主权项
地址
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