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经营范围
发明名称
Grinding wheel dresser
摘要
申请公布号
US2281719(A)
申请公布日期
1942.05.05
申请号
US19380221374
申请日期
1938.07.26
申请人
EX-CELL-O CORPORATION
发明人
SEYFERTH HAROLD N.;SNADER IRA J.
分类号
B24B53/06;B24B53/08
主分类号
B24B53/06
代理机构
代理人
主权项
地址
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