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发明名称
Boring tool for internal taper boring
摘要
申请公布号
US1878175(A)
申请公布日期
1932.09.20
申请号
US19270161061
申请日期
1927.01.14
申请人
ERLING OYEN
发明人
OYEN ERLING
分类号
B23B29/034;B23Q16/00;B23Q35/10
主分类号
B23B29/034
代理机构
代理人
主权项
地址
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