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发明名称
Tool holder
摘要
申请公布号
US2078475(A)
申请公布日期
1937.04.27
申请号
US19340756392
申请日期
1934.12.07
申请人
ARMSTRONG BROS. TOOL CO.
发明人
WELTER SEBASTIAN J.
分类号
B23B27/00
主分类号
B23B27/00
代理机构
代理人
主权项
地址
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