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发明名称
Work holding device
摘要
申请公布号
US2312914(A)
申请公布日期
1943.03.02
申请号
US19410402495
申请日期
1941.07.15
申请人
STEPHEN KOSZEGHY
发明人
KOSZEGHY STEPHEN
分类号
B21D1/12
主分类号
B21D1/12
代理机构
代理人
主权项
地址
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