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发明名称
Mechanic's square
摘要
申请公布号
US2448440(A)
申请公布日期
1948.08.31
申请号
US19450599651
申请日期
1945.06.15
申请人
THE L. S. STARRETT COMPANY
发明人
KING ELMER I.
分类号
G01B3/56
主分类号
G01B3/56
代理机构
代理人
主权项
地址
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