EXOTHERMIC SELFFHARDENING CASTING SAND WITH IMPROVED BREAKING PROPERTY,申请号JP19780018498-传众专利搜索

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发明名称	EXOTHERMIC SELFFHARDENING CASTING SAND WITH IMPROVED BREAKING PROPERTY
摘要
申请公布号	JPS54112326(A)	申请公布日期	1979.09.03
申请号	JP19780018498	申请日期	1978.02.22
申请人	HITACHI LTD	发明人	TSURUYA SADAO;SONO KIYOMI;NAKASHIMA SABUROU
分类号	B22C1/02	主分类号	B22C1/02
代理机构		代理人
主权项
地址

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