Спиральное сверло или зенкер,申请号SU19610731599-传众专利搜索

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发明名称	Спиральное сверло или зенкер
摘要
申请公布号	SU151548(A1)	申请公布日期	1961.11.30
申请号	SU19610731599	申请日期	1961.05.22
申请人		发明人	GAVRILOV V.N.
分类号	B23B51/02;B23B51/10	主分类号	B23B51/02
代理机构		代理人
主权项
地址

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