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发明名称
Tube bending machine having pressure and back up rams
摘要
申请公布号
US2887144(A)
申请公布日期
1959.05.19
申请号
US19550509558
申请日期
1955.05.19
申请人
AEROQUIP CORPORATION
发明人
HILL WALTER P.
分类号
B21D9/03
主分类号
B21D9/03
代理机构
代理人
主权项
地址
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