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发明名称
PISTON RINGS AND METHOD AND APPARATUS OF THEIR MANUFACTURE
摘要
申请公布号
GB1600569(A)
申请公布日期
1981.10.21
申请号
GB19780025337
申请日期
1978.05.31
申请人
ASSOCIATED ENG ITALY SPA
发明人
分类号
B23P15/06;(IPC1-7):F16J9/00
主分类号
B23P15/06
代理机构
代理人
主权项
地址
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