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发明名称
Reamer
摘要
申请公布号
US1810263(A)
申请公布日期
1931.06.16
申请号
US19290338806
申请日期
1929.02.09
申请人
BEARD LAWRENCE O
发明人
BEARD LAWRENCE O.
分类号
B23D77/08
主分类号
B23D77/08
代理机构
代理人
主权项
地址
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