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经营范围
发明名称
Bending machines
摘要
申请公布号
US2937686(A)
申请公布日期
1960.05.24
申请号
US19580741154
申请日期
1958.06.10
申请人
GREEN LEE B
发明人
GREEN LEE B.
分类号
B21D7/022
主分类号
B21D7/022
代理机构
代理人
主权项
地址
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