Способ изготовления форм для точного литья,申请号SU19500436154-传众专利搜索

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发明名称	Способ изготовления форм для точного литья
摘要
申请公布号	SU91999(A2)	申请公布日期	1950.11.30
申请号	SU19500436154	申请日期	1950.10.06
申请人	DURNIENKO A.F.	发明人	DURNIENKO A.F.
分类号	B22C9/04;B22C1/22;C04B35/14	主分类号	B22C9/04
代理机构		代理人
主权项
地址

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