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发明名称
Improvements relating to the manufacture of cycle handle-bar lugs
摘要
申请公布号
GB664885(A)
申请公布日期
1952.01.16
申请号
GB19490023776
申请日期
1949.09.15
申请人
DONALD WILLIAM HADEN;DENIS HOWARD HADEN
发明人
分类号
B21D53/86
主分类号
B21D53/86
代理机构
代理人
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