DRY PRESS INSULATING FIRE BRICK,申请号CAD447287-传众专利搜索

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发明名称	DRY PRESS INSULATING FIRE BRICK
摘要
申请公布号	CA447287(A)	申请公布日期	1948.03.16
申请号	CAD447287	申请日期
申请人	A. P. GREEN FIRE BRICK COMPANY	发明人	GLEN W. CHARLES
分类号		主分类号
代理机构		代理人
主权项
地址

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