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发明名称
Buffing device
摘要
申请公布号
US2240559(A)
申请公布日期
1941.05.06
申请号
US19390307477
申请日期
1939.12.04
申请人
PAUL E. HAWKINSON COMPANY
发明人
HAWKINSON PAUL E.
分类号
B23D71/02
主分类号
B23D71/02
代理机构
代理人
主权项
地址
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