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经营范围
发明名称
Gin saw sharpening machine
摘要
申请公布号
US2321274(A)
申请公布日期
1943.06.08
申请号
US19410375498
申请日期
1941.01.22
申请人
THE A. A. WOOD & SONS COMPANY
发明人
BERNHARDT ERNEST W.
分类号
B23D63/14
主分类号
B23D63/14
代理机构
代理人
主权项
地址
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