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发明名称
Sanding machine
摘要
申请公布号
US2218874(A)
申请公布日期
1940.10.22
申请号
US19390281239
申请日期
1939.06.26
申请人
CLARKE EDMUND C
发明人
CLARKE EDMUND C.
分类号
B24B21/00
主分类号
B24B21/00
代理机构
代理人
主权项
地址
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