Lead sharpener,申请号US19530363726-传众专利搜索

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法人/股东/高管

发明名称	Lead sharpener
摘要
申请公布号	US2803220(A)	申请公布日期	1957.08.20
申请号	US19530363726	申请日期	1953.06.24
申请人	MICHAEL GEORGES	发明人	GEORGES MICHAEL
分类号	B43L23/00	主分类号	B43L23/00
代理机构		代理人
主权项
地址

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