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经营范围
发明名称
PISTON RING
摘要
申请公布号
CS213076(B1)
申请公布日期
1982.03.26
申请号
CS19800004475
申请日期
1980.09.05
申请人
TRNKA,STANISLAV,CS
发明人
TRNKA,STANISLAV,CS
分类号
F16J9/20;(IPC1-7):F16J9/20
主分类号
F16J9/20
代理机构
代理人
主权项
地址
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