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经营范围
发明名称
Improvements in or relating to draw bending machines
摘要
申请公布号
GB749159(A)
申请公布日期
1956.05.16
申请号
GB19540013716
申请日期
1954.05.11
申请人
WESTERN ELECTRIC COMPANY
发明人
分类号
B21D7/025
主分类号
B21D7/025
代理机构
代理人
主权项
地址
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