Furnace valve or the like,申请号US19510227667-传众专利搜索

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发明名称	Furnace valve or the like
摘要
申请公布号	US2668994(A)	申请公布日期	1954.02.16
申请号	US19510227667	申请日期	1951.05.22
申请人	CRANE CO.	发明人	HANSEN GEORGE E.
分类号	B22D17/30;B22D41/20;F27B14/00	主分类号	B22D17/30
代理机构		代理人
主权项
地址

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