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经营范围
发明名称
PISTON RING
摘要
申请公布号
JPH1163226(A)
申请公布日期
1999.03.05
申请号
JP19970217599
申请日期
1997.08.12
申请人
NTN CORP
发明人
ITO NORIO
分类号
F16J15/26;F16J9/06;F16J9/16;F16J9/26;(IPC1-7):F16J9/26
主分类号
F16J15/26
代理机构
代理人
主权项
地址
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