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发明名称
Knife sharpener
摘要
申请公布号
US3333368(A)
申请公布日期
1967.08.01
申请号
US19640420933
申请日期
1964.12.24
申请人
DYNAMICS CORPORATION OF AMERICA
发明人
WAKEMAN ALFRED W.
分类号
B24B3/54
主分类号
B24B3/54
代理机构
代理人
主权项
地址
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