Способ электрической дуговой сварки вертикальных швов,申请号SU19430323806-传众专利搜索

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发明名称	Способ электрической дуговой сварки вертикальных швов
摘要
申请公布号	SU69288(A1)	申请公布日期	1946.11.30
申请号	SU19430323806	申请日期	1943.11.20
申请人	LIPETSKIJ I.A.	发明人	LIPETSKIJ I.A.
分类号	B23K9/14;B23K37/06	主分类号	B23K9/14
代理机构		代理人
主权项
地址

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