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经营范围
发明名称
Coil stock holding and feeding device
摘要
申请公布号
GB667569(A)
申请公布日期
1952.03.05
申请号
GB19480033530
申请日期
1948.12.30
申请人
JOHN HALLER
发明人
分类号
B21C47/34
主分类号
B21C47/34
代理机构
代理人
主权项
地址
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