Method of making refractory insulating blocks,申请号US19400340454-传众专利搜索

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发明名称	Method of making refractory insulating blocks
摘要
申请公布号	US2311588(A)	申请公布日期	1943.02.16
申请号	US19400340454	申请日期	1940.06.14
申请人	F. E. SCHUNDLER & CO., INC.	发明人	DENNING PAUL S.
分类号	C04B28/22	主分类号	C04B28/22
代理机构		代理人
主权项
地址

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