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经营范围
发明名称
Piston ring system
摘要
申请公布号
GB9418167(D0)
申请公布日期
1994.10.26
申请号
GB19940018167
申请日期
1994.09.09
申请人
MAN B&W DIESEL AKTIENGESELLSCHAFT
发明人
分类号
F16J9/00
主分类号
F16J9/00
代理机构
代理人
主权项
地址
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