Improvements in annealing and cementation boxes,申请号GB19330022428-传众专利搜索

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发明名称	Improvements in annealing and cementation boxes
摘要
申请公布号	GB408855(A)	申请公布日期	1934.04.19
申请号	GB19330022428	申请日期	1933.08.11
申请人	JOHN SUMMERS & SONS LIMITED;HARRY BROOKE FREEMAN	发明人
分类号	C21D9/00	主分类号	C21D9/00
代理机构		代理人
主权项
地址

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