Improvements in ventilators,申请号GB19320000909-传众专利搜索

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发明名称	Improvements in ventilators
摘要
申请公布号	GB386438(A)	申请公布日期	1933.01.19
申请号	GB19320000909	申请日期	1932.01.12
申请人	THOMAS ARTHUR HEPPENSTALL	发明人
分类号	F23L17/02	主分类号	F23L17/02
代理机构		代理人
主权项
地址

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