Process for liquefying and rectifying air,申请号US19290398459-传众专利搜索

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发明名称	Process for liquefying and rectifying air
摘要
申请公布号	US1901389(A)	申请公布日期	1933.03.14
申请号	US19290398459	申请日期	1929.10.09
申请人	MAURICE HAZARD-FLAMAND	发明人	HAZARD-FLAMAND MAURICE
分类号	F25J1/00;F25J3/04	主分类号	F25J1/00
代理机构		代理人
主权项
地址

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