Band knife sharpening means,申请号US19560624140-传众专利搜索

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发明名称	Band knife sharpening means
摘要
申请公布号	US2842907(A)	申请公布日期	1958.07.15
申请号	US19560624140	申请日期	1956.11.23
申请人	PRAGODEV, VYROBA DAMSKE A DETSKE KONFEKCE, NARODNI PODNIK	发明人	KLIKA ZDENEK
分类号	B24B3/56	主分类号	B24B3/56
代理机构		代理人
主权项
地址

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