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发明名称
OIL-CONTROL PISTON RING
摘要
申请公布号
SU1390414(A1)
申请公布日期
1988.04.23
申请号
SU19864156614
申请日期
1986.10.29
申请人
OD KT I PO PORSHNEVYM KOLTSAM
发明人
KOBYAKOV SERGEJ V,SU;FLAKSIN ARKADIJ I,SU
分类号
F02F5/00
主分类号
F02F5/00
代理机构
代理人
主权项
地址
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