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发明名称
Abrasive wheel
摘要
申请公布号
US2798343(A)
申请公布日期
1957.07.09
申请号
US19560595640
申请日期
1956.07.03
申请人
ALECK BLOCK
发明人
BLOCK ALECK
分类号
B24D13/04
主分类号
B24D13/04
代理机构
代理人
主权项
地址
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