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经营范围
发明名称
Metalworking machine
摘要
申请公布号
US2124923(A)
申请公布日期
1938.07.26
申请号
US19370125867
申请日期
1937.02.15
申请人
KELZEY-HAYES WHEEL COMPANY
发明人
JEUNE FRANK H. LE
分类号
B21D22/02
主分类号
B21D22/02
代理机构
代理人
主权项
地址
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