Способ стыковой сварки, например, труб,申请号SU19320118021-传众专利搜索

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发明名称	Способ стыковой сварки, например, труб
摘要
申请公布号	SU39888(A1)	申请公布日期	1934.11.30
申请号	SU19320118021	申请日期	1932.11.01
申请人	RUKOVTSEV K.A.;SOVMENKOV A.I.;FYUNER M.I.	发明人	RUKOVTSEV K.A.;SOVMENKOV A.I.;FYUNER M.I.
分类号	B23K20/00;B23K11/02	主分类号	B23K20/00
代理机构		代理人
主权项
地址

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