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发明名称
Improvements in and relating to methods of and apparatus for bending tubes
摘要
申请公布号
GB783961(A)
申请公布日期
1957.10.02
申请号
GB19540004049
申请日期
1954.02.11
申请人
ANDRE HUET
发明人
分类号
B21D7/024
主分类号
B21D7/024
代理机构
代理人
主权项
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