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发明名称
Tube flaring machine
摘要
申请公布号
US2569523(A)
申请公布日期
1951.10.02
申请号
US19490072024
申请日期
1949.01.21
申请人
GENERAL MOTORS CORPORATION
发明人
HAHN REA I.;FRANK BERNARD E.
分类号
B21D41/00
主分类号
B21D41/00
代理机构
代理人
主权项
地址
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