Means for controlling the supply of oxygen to blowpipes,申请号US19280299157-传众专利搜索

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发明名称	Means for controlling the supply of oxygen to blowpipes
摘要
申请公布号	US1853329(A)	申请公布日期	1932.04.12
申请号	US19280299157	申请日期	1928.08.13
申请人	CARBO-OXYGEN COMPANY	发明人	AUSTIN FRANCIS S.
分类号	F23D14/46	主分类号	F23D14/46
代理机构		代理人
主权项
地址

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