Liquefaction of air,申请号US19630274613-传众专利搜索

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发明名称	Liquefaction of air
摘要
申请公布号	US3217502(A)	申请公布日期	1965.11.16
申请号	US19630274613	申请日期	1963.04.22
申请人	HYDROCARBON RESEARCH, INC.	发明人	JR. PERCIVAL C. KEITH,
分类号	F25J3/04	主分类号	F25J3/04
代理机构		代理人
主权项
地址

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