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发明名称
Roll changing apparatus
摘要
申请公布号
US2037210(A)
申请公布日期
1936.04.14
申请号
US19340758035
申请日期
1934.12.18
申请人
UNITED ENGINEERING & FOUNDRY COMPANY
发明人
BUENTE CHARLES F.
分类号
B21B31/10;B21B31/20
主分类号
B21B31/10
代理机构
代理人
主权项
地址
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