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发明名称
Hinge pin spinning machine
摘要
申请公布号
US2540117(A)
申请公布日期
1951.02.06
申请号
US19450631461
申请日期
1945.11.28
申请人
HUNT EVERETT M
发明人
HUNT EVERETT M.
分类号
B21K13/02
主分类号
B21K13/02
代理机构
代理人
主权项
地址
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