Razor blade sharpener,申请号US19340756562-传众专利搜索

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发明名称	Razor blade sharpener
摘要
申请公布号	US2064836(A)	申请公布日期	1936.12.22
申请号	US19340756562	申请日期	1934.12.08
申请人	JOHNSTON EDWARD A	发明人	JOHNSTON EDWARD A.
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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