Coil-annealing furnace,申请号US19400327612-传众专利搜索

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发明名称	Coil-annealing furnace
摘要
申请公布号	US2250868(A)	申请公布日期	1941.07.29
申请号	US19400327612	申请日期	1940.04.03
申请人	HUFF EQUIPMENT COMPANY	发明人	HUFF EDWARD I.
分类号	C21D9/663	主分类号	C21D9/663
代理机构		代理人
主权项
地址

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