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发明名称
Improvements in or relating to tube-rolling mills
摘要
申请公布号
GB814797(A)
申请公布日期
1959.06.10
申请号
GB19570031872
申请日期
1957.10.11
申请人
MANNESMANN-MEER AKTIENGESELLSCHAFT
发明人
分类号
B21B33/00
主分类号
B21B33/00
代理机构
代理人
主权项
地址
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