Razor blade sharpener,申请号US19460714524-传众专利搜索

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法人/股东/高管

发明名称	Razor blade sharpener
摘要
申请公布号	US2440520(A)	申请公布日期	1948.04.27
申请号	US19460714524	申请日期	1946.12.06
申请人	ERIC OLSON	发明人	OLSON ERIC
分类号	B24D15/08	主分类号	B24D15/08
代理机构		代理人
主权项
地址

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