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发明名称
Reamer
摘要
申请公布号
US1941790(A)
申请公布日期
1934.01.02
申请号
US19300454281
申请日期
1930.05.21
申请人
DAVIS EMERY E
发明人
DAVIS EMERY E.
分类号
B23D77/04
主分类号
B23D77/04
代理机构
代理人
主权项
地址
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