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发明名称
Improvements in blanking dies
摘要
申请公布号
GB959810(A)
申请公布日期
1964.06.03
申请号
GB19610030693
申请日期
1961.08.25
申请人
WILLIAM CROSLAND LIMITED
发明人
BYROM WALTER HARRISON
分类号
B21D37/20
主分类号
B21D37/20
代理机构
代理人
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