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经营范围
发明名称
Treatment of articles to remove some of the outside material therefrom or to polish the same
摘要
申请公布号
US2554701(A)
申请公布日期
1951.05.29
申请号
US19470732196
申请日期
1947.03.04
申请人
DOEHLER-JARVIS CORPORATION
发明人
HACKETT JOHN C.;JOHNSON STANLEY H.
分类号
B24B31/06
主分类号
B24B31/06
代理机构
代理人
主权项
地址
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