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发明名称
BENDING OF METAL TUBE
摘要
申请公布号
GB8618550(D0)
申请公布日期
1986.09.10
申请号
GB19860018550
申请日期
1986.07.30
申请人
WADE & HOTSON (SHEFFIELD) LTD
发明人
分类号
B21D7/022
主分类号
B21D7/022
代理机构
代理人
主权项
地址
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