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发明名称
Abrader
摘要
申请公布号
US1853365(A)
申请公布日期
1932.04.12
申请号
US19270161914
申请日期
1927.01.18
申请人
LINDROTH GERALD J
发明人
LINDROTH GERALD J.
分类号
B24B33/08
主分类号
B24B33/08
代理机构
代理人
主权项
地址
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