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发明名称
Tapering attachment for lathes
摘要
申请公布号
US2173557(A)
申请公布日期
1939.09.19
申请号
US19380227245
申请日期
1938.08.29
申请人
THE AMERICAN TOOL WORKS COMPANY
发明人
HOELSCHER WILLIAM G.
分类号
B23B5/38
主分类号
B23B5/38
代理机构
代理人
主权项
地址
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