Firebrick and method of making same,申请号US19390261467-传众专利搜索

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发明名称	Firebrick and method of making same
摘要
申请公布号	US2219606(A)	申请公布日期	1940.10.29
申请号	US19390261467	申请日期	1939.03.13
申请人	CHICAGO RETORT & FIRE BRICK COMPANY	发明人	SCHOICK ELMER H. VAN
分类号	B28B3/22;B28B11/00	主分类号	B28B3/22
代理机构		代理人
主权项
地址

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