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发明名称
EXPANDING METAL TUBES
摘要
申请公布号
GB1482727(A)
申请公布日期
1977.08.10
申请号
GB19750027292
申请日期
1975.06.27
申请人
IMPERIAL CHEM IND LTD
发明人
分类号
B21D26/08;B21D39/06;(IPC1-7):B21D39/04;B23P3/09
主分类号
B21D26/08
代理机构
代理人
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