Improvements in and relating to the production of mixtures comprising hydrogen and nitrogen,申请号GB19290034038-传众专利搜索

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发明名称	Improvements in and relating to the production of mixtures comprising hydrogen and nitrogen
摘要
申请公布号	GB343054(A)	申请公布日期	1931.02.09
申请号	GB19290034038	申请日期	1929.11.07
申请人	HERBERT RITTER	发明人
分类号	C01B3/38	主分类号	C01B3/38
代理机构		代理人
主权项
地址

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