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发明名称
Improvements in vertical boring mills
摘要
申请公布号
GB843049(A)
申请公布日期
1960.08.04
申请号
GB19580010865
申请日期
1958.04.03
申请人
AMERICAN STEEL FOUNDRIES
发明人
HAKE WALTER THOMAS
分类号
B23B39/02
主分类号
B23B39/02
代理机构
代理人
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