Method of casting refractory blocks,申请号US19390249123-传众专利搜索

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发明名称	Method of casting refractory blocks
摘要
申请公布号	US2247318(A)	申请公布日期	1941.06.24
申请号	US19390249123	申请日期	1939.01.03
申请人	CORHART REFRACTORIES COMPANY	发明人	SMYTH HAROLD T.
分类号	B28B1/54	主分类号	B28B1/54
代理机构		代理人
主权项
地址

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