Обмазка электродов для дуговой электрической сварки,申请号SU19390316318-传众专利搜索

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发明名称	Обмазка электродов для дуговой электрической сварки
摘要
申请公布号	SU62602(A1)	申请公布日期	1942.11.30
申请号	SU19390316318	申请日期	1939.10.10
申请人	KOZHEVNIKOV M.D.	发明人	KOZHEVNIKOV M.D.
分类号	B23K35/365;B23K35/04	主分类号	B23K35/365
代理机构		代理人
主权项
地址

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