Files cut with double cut,申请号GB19360035781-传众专利搜索

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发明名称	Files cut with double cut
摘要
申请公布号	GB469003(A)	申请公布日期	1937.07.16
申请号	GB19360035781	申请日期	1936.12.30
申请人	HUBERT UFER	发明人
分类号	B23D71/00	主分类号	B23D71/00
代理机构		代理人
主权项
地址

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