Improvements in, or relating to, convection furnaces,申请号GB19490011130-传众专利搜索

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发明名称	Improvements in, or relating to, convection furnaces
摘要
申请公布号	GB669351(A)	申请公布日期	1952.04.02
申请号	GB19490011130	申请日期	1949.04.27
申请人	BIRLEC LIMITED;JOHN HARRIS	发明人
分类号	F27D11/02	主分类号	F27D11/02
代理机构		代理人
主权项
地址

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