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经营范围
发明名称
Grinding wheel
摘要
申请公布号
US1984050(A)
申请公布日期
1934.12.11
申请号
US19340708343
申请日期
1934.01.26
申请人
PENINSULAR GRINDING WHEEL COMPANY
发明人
BECBE ALAN P.
分类号
B24D7/02;B24D7/16
主分类号
B24D7/02
代理机构
代理人
主权项
地址
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