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经营范围
发明名称
Process and apparatus for grinding surfaces
摘要
申请公布号
US2846828(A)
申请公布日期
1958.08.12
申请号
US19560568604
申请日期
1956.02.29
申请人
SKENANDOA RAYON CORPORATION
发明人
SR. EARL L. PILON,
分类号
B24B23/08
主分类号
B24B23/08
代理机构
代理人
主权项
地址
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