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经营范围
发明名称
Improvements in valve spring lifters
摘要
申请公布号
GB640204(A)
申请公布日期
1950.07.12
申请号
GB19480003944
申请日期
1948.02.11
申请人
EVAN MEIRION ARTHUR
发明人
分类号
B25B27/26
主分类号
B25B27/26
代理机构
代理人
主权项
地址
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