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经营范围
发明名称
Improvements in or relating to rolling of discs
摘要
申请公布号
GB370469(A)
申请公布日期
1932.04.01
申请号
GB19300036170
申请日期
1930.12.01
申请人
BUDD WHEEL COMPANY
发明人
分类号
B21H1/02
主分类号
B21H1/02
代理机构
代理人
主权项
地址
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