METHOD OF INVESTMENT-PATTERN MAKING OF MOULDS,申请号SU19772554408-传众专利搜索

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发明名称	METHOD OF INVESTMENT-PATTERN MAKING OF MOULDS
摘要
申请公布号	SU677807(A1)	申请公布日期	1979.08.05
申请号	SU19772554408	申请日期	1977.12.13
申请人	SEDLOVA VALENTINA ,SU;VARENTSOV VALERIJ V,SU	发明人	SEDLOVA VALENTINA ,SU;VARENTSOV VALERIJ V,SU
分类号	B22C9/04;(IPC1-7):B22C9/04	主分类号	B22C9/04
代理机构		代理人
主权项
地址

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