REFRACTORY NEUTRAL BRICK,申请号CAD323157-传众专利搜索

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发明名称	REFRACTORY NEUTRAL BRICK
摘要
申请公布号	CA323157(A)	申请公布日期	1932.06.14
申请号	CAD323157	申请日期
申请人	ARTHUR CLARENCE HALFERDAHL;FRANK EUGENE LATHE;JAMES WILLIAM CRAIG;GEORGE MILROY CARRIE	发明人	JAMES WILLIAM CRAIG;GEORGE MILROY CARRIE;FRANK EUGENE LATHE;ARTHUR CLARENCE HALFERDAHL
分类号		主分类号
代理机构		代理人
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