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发明名称
Improvements in and relating to flexible metal tubes and bellows
摘要
申请公布号
GB714852(A)
申请公布日期
1954.09.01
申请号
GB19510017079
申请日期
1951.07.18
申请人
JOHN HUMPHREY MILLAR
发明人
分类号
B21C37/15
主分类号
B21C37/15
代理机构
代理人
主权项
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