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经营范围
发明名称
Device for drawing metal tubes
摘要
申请公布号
GB396293(A)
申请公布日期
1933.08.03
申请号
GB19330000974
申请日期
1933.01.11
申请人
MANNESMANNROEHREN-WERKE
发明人
分类号
B21C3/06
主分类号
B21C3/06
代理机构
代理人
主权项
地址
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