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发明名称	KNIFE SHARPENER
摘要
申请公布号	CA547460(A)	申请公布日期	1957.10.15
申请号	CAD547460	申请日期
申请人	ELVIN K. WILSON	发明人	ELVIN K. WILSON
分类号		主分类号
代理机构		代理人
主权项
地址

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