GATE VALVE FOR METAL CASTING,申请号SU19772551145-传众专利搜索

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发明名称	GATE VALVE FOR METAL CASTING
摘要
申请公布号	SU736458(A1)	申请公布日期	1981.06.30
申请号	SU19772551145	申请日期	1977.12.06
申请人	DO NII CHERNOJ METALLURGII	发明人	KATKOVSKIJ YA.YU.,SU
分类号	B22D11/16;(IPC1-7):B22D11/16	主分类号	B22D11/16
代理机构		代理人
主权项
地址

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