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经营范围
发明名称
Abrading wheel sheet and sheet holder
摘要
申请公布号
US2115943(A)
申请公布日期
1938.05.03
申请号
US19360090227
申请日期
1936.07.11
申请人
HARRY F. HITTLE
发明人
DEMPSEY HARRY W.
分类号
B24D9/08
主分类号
B24D9/08
代理机构
代理人
主权项
地址
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