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经营范围
发明名称
Surfacing apparatus
摘要
申请公布号
US1765808(A)
申请公布日期
1930.06.24
申请号
US19260090174
申请日期
1926.02.23
申请人
THE CARBORUNDUM COMPANY
发明人
TONE FRANK J.
分类号
B24D9/08;B25B11/00
主分类号
B24D9/08
代理机构
代理人
主权项
地址
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