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发明名称
Sander
摘要
申请公布号
US2445599(A)
申请公布日期
1948.07.20
申请号
US19470723123
申请日期
1947.01.20
申请人
BOWEN RAYNER V
发明人
BOWEN RAYNER V.
分类号
B24D15/02
主分类号
B24D15/02
代理机构
代理人
主权项
地址
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