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经营范围
发明名称
Double action draw press
摘要
申请公布号
US3130699(A)
申请公布日期
1964.04.28
申请号
US19610158965
申请日期
1961.12.13
申请人
WARD WILLIAM E
发明人
WARD WILLIAM E.
分类号
B21D24/12
主分类号
B21D24/12
代理机构
代理人
主权项
地址
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