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经营范围
发明名称
Improvements in presses for stamping or cutting and shaping articles of sheet metal
摘要
申请公布号
GB330759(A)
申请公布日期
1930.06.19
申请号
GB19290017327
申请日期
1929.06.06
申请人
WILLIAM ARTHUR CRABTREE;GEORGE WILLIAM FRAKES
发明人
分类号
B21D24/06
主分类号
B21D24/06
代理机构
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地址
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