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经营范围
发明名称
Saw sharpening device employing a grinding wheel
摘要
申请公布号
US2602354(A)
申请公布日期
1952.07.08
申请号
US19500188381
申请日期
1950.10.04
申请人
HUTSELL CHARLES H
发明人
HUTSELL CHARLES H.
分类号
B23D57/00;B23D63/12
主分类号
B23D57/00
代理机构
代理人
主权项
地址
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