Improvements in or relating to apparatus for use in detecting inflammable gas and/orvapour,申请号GB19380032236-传众专利搜索

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发明名称	Improvements in or relating to apparatus for use in detecting inflammable gas and/orvapour
摘要
申请公布号	GB521098(A)	申请公布日期	1940.05.13
申请号	GB19380032236	申请日期	1938.11.07
申请人	OLDHAM & SON LIMITED;HARRY HOLT JUNR;ALEC. OSWALD ROBERTS	发明人
分类号	G01N25/36	主分类号	G01N25/36
代理机构		代理人
主权项
地址

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