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经营范围
发明名称
AXLE BEARING UNIT FOR RAILWAY ROLLING STOCK
摘要
申请公布号
JPH1178879(A)
申请公布日期
1999.03.23
申请号
JP19970251895
申请日期
1997.09.17
申请人
NTN CORP
发明人
KATAOKA MASAHIKO
分类号
B61F15/12;B61F17/04;F16C33/66;F16C35/06;(IPC1-7):B61F17/04
主分类号
B61F15/12
代理机构
代理人
主权项
地址
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