Chain saw sharpener,申请号US19430510948-传众专利搜索

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法人/股东/高管

发明名称	Chain saw sharpener
摘要
申请公布号	US2410828(A)	申请公布日期	1946.11.12
申请号	US19430510948	申请日期	1943.11.19
申请人	LOFSTRAND JR ANDERS R	发明人	JR. ANDERS R. LOFSTRAND,
分类号	B23D63/16	主分类号	B23D63/16
代理机构		代理人
主权项
地址

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