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发明名称
Improvements in and relating to tube rolling mills
摘要
申请公布号
GB384120(A)
申请公布日期
1932.12.01
申请号
GB19320002535
申请日期
1932.01.27
申请人
MANNESMANNROEHREN - WERKE
发明人
分类号
B01D46/00;B21B19/02
主分类号
B01D46/00
代理机构
代理人
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地址
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