Improvements in crucible furnaces,申请号GB19400010329-传众专利搜索

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发明名称	Improvements in crucible furnaces
摘要
申请公布号	GB541422(A)	申请公布日期	1941.11.26
申请号	GB19400010329	申请日期	1940.06.13
申请人	ISAIAH HALL	发明人
分类号	F27B14/02;F27B14/14	主分类号	F27B14/02
代理机构		代理人
主权项
地址

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