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发明名称
Improvements in valve grinding
摘要
申请公布号
GB2037631(A)
申请公布日期
1980.07.16
申请号
GB19780043614
申请日期
1978.11.08
申请人
WOODS P W
发明人
分类号
B24B15/08;(IPC1-7):B24B15/08
主分类号
B24B15/08
代理机构
代理人
主权项
地址
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