Bottom ring for hot tops and mounting means therefor,申请号US19490085015-传众专利搜索

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法人/股东/高管

发明名称	Bottom ring for hot tops and mounting means therefor
摘要
申请公布号	US2574815(A)	申请公布日期	1951.11.13
申请号	US19490085015	申请日期	1949.04.01
申请人	CHARMAN WALTER M	发明人	CHARMAN WALTER M.
分类号	B22D7/10	主分类号	B22D7/10
代理机构		代理人
主权项
地址

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