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经营范围
发明名称
Device for Cutting into Sections Helically Seamed Pipes.
摘要
申请公布号
GB1167042(A)
申请公布日期
1969.10.15
申请号
GB19670002602
申请日期
1967.01.18
申请人
MESSER GRIESHEIM G.M.B.H.
发明人
分类号
B21C37/12;B23K7/00
主分类号
B21C37/12
代理机构
代理人
主权项
地址
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