Improvements in and relating to ventilators,申请号GB19300001191-传众专利搜索

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发明名称	Improvements in and relating to ventilators
摘要
申请公布号	GB339529(A)	申请公布日期	1930.12.11
申请号	GB19300001191	申请日期	1930.01.13
申请人	ROLAND JAMES ROGERS;JOSEPH AUGUSTIN BOMBARD;ELIZABETH WHITE DIXON	发明人
分类号	B60H1/26	主分类号	B60H1/26
代理机构		代理人
主权项
地址

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