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经营范围
发明名称
Grinding wheels
摘要
申请公布号
US2798342(A)
申请公布日期
1957.07.09
申请号
US19560600019
申请日期
1956.07.25
申请人
LOU C. CASANOV
发明人
MILLER ARTHUR A.
分类号
B24D9/02
主分类号
B24D9/02
代理机构
代理人
主权项
地址
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