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经营范围
发明名称
Vacuum pickup
摘要
申请公布号
US2280658(A)
申请公布日期
1942.04.21
申请号
US19400340765
申请日期
1940.06.15
申请人
F. J. LITTELL MACHINE COMPANY
发明人
MILLER EDGAR R.
分类号
B21D43/18
主分类号
B21D43/18
代理机构
代理人
主权项
地址
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