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经营范围
发明名称
Improvements in and relating to wire drawing machines
摘要
申请公布号
GB383421(A)
申请公布日期
1932.11.17
申请号
GB19310031883
申请日期
1931.11.17
申请人
HERAEUS - VACUUMSCHMELZE AKTIENGESELLSCHAFT;WILHELM ROHN
发明人
分类号
B21C1/08
主分类号
B21C1/08
代理机构
代理人
主权项
地址
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