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发明名称
Improvements relating to ring roll presses
摘要
申请公布号
GB638166(A)
申请公布日期
1950.05.31
申请号
GB19470013599
申请日期
1947.05.20
申请人
FRANZ LEONARD JOSEPH HERGLOTZ
发明人
分类号
B30B11/20
主分类号
B30B11/20
代理机构
代理人
主权项
地址
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