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发明名称
PENCIL SHARPENER
摘要
申请公布号
US3467843(A)
申请公布日期
1969.09.16
申请号
USD3467843
申请日期
1968.02.09
申请人
GORDON S. DAILEY
发明人
GORDON S. DAILEY
分类号
H02K7/14;(IPC1-7):H02K7/14
主分类号
H02K7/14
代理机构
代理人
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