Improvements in or relating to self contained breathing apparatus and the like,申请号GB19380005297-传众专利搜索

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发明名称	Improvements in or relating to self contained breathing apparatus and the like
摘要
申请公布号	GB515038(A)	申请公布日期	1939.11.24
申请号	GB19380005297	申请日期	1938.02.19
申请人	ROMAIN VICTOR MICHEL PRUDOR	发明人
分类号	A62B7/10	主分类号	A62B7/10
代理机构		代理人
主权项
地址

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