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发明名称
Knife sharpeners
摘要
申请公布号
GB802479(A)
申请公布日期
1958.10.08
申请号
GB19560003019
申请日期
1956.01.31
申请人
JOHN M. PERKINS;SMITH LIMITED
发明人
PERKINS JOHN MERVYN
分类号
B24D15/08
主分类号
B24D15/08
代理机构
代理人
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地址
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