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经营范围
发明名称
Machine for bending bars and tubes
摘要
申请公布号
GB873646(A)
申请公布日期
1961.07.26
申请号
GB19590007945
申请日期
1959.03.06
申请人
NORMAN HOWELL
发明人
分类号
B21D7/02
主分类号
B21D7/02
代理机构
代理人
主权项
地址
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