Способ закалки ацетилена,申请号SU19390025896-传众专利搜索

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法人/股东/高管

发明名称	Способ закалки ацетилена
摘要
申请公布号	SU59095(A1)	申请公布日期	1940.11.30
申请号	SU19390025896	申请日期	1939.08.03
申请人	RYABOV N.N.	发明人	RYABOV N.N.
分类号	C07C11/24	主分类号	C07C11/24
代理机构		代理人
主权项
地址

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