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发明名称
PISTON RING AND MANUFACTURE THEREOF
摘要
申请公布号
JPH05280643(A)
申请公布日期
1993.10.26
申请号
JP19920167700
申请日期
1992.06.25
申请人
发明人
分类号
C23C8/26;F02F5/00;F16J9/26;(IPC1-7):F16J9/26
主分类号
C23C8/26
代理机构
代理人
主权项
地址
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