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发明名称
PISTON RING
摘要
申请公布号
HU9800234(V0)
申请公布日期
1998.11.30
申请号
HU19980000234U
申请日期
1998.08.31
申请人
DEMENY,REZSOE;DURCZI,FERENC
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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