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经营范围
发明名称
Rim rolling machine
摘要
申请公布号
US1841073(A)
申请公布日期
1932.01.12
申请号
US19270176681
申请日期
1927.03.19
申请人
BUDD WHEEL COMPANY
发明人
WILES CHARLES L.
分类号
B21D53/30
主分类号
B21D53/30
代理机构
代理人
主权项
地址
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