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经营范围
发明名称
Abrasive faced wheel
摘要
申请公布号
US2327900(A)
申请公布日期
1943.08.24
申请号
US19410373800
申请日期
1941.01.09
申请人
THE LEA MANUFACTURING CO.
发明人
JARM EDWIN C.;VERZIER LE VERNE
分类号
B24D13/02
主分类号
B24D13/02
代理机构
代理人
主权项
地址
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