Method and apparatus for gas analysis,申请号US19450582468-传众专利搜索

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发明名称	Method and apparatus for gas analysis
摘要
申请公布号	US2531592(A)	申请公布日期	1950.11.28
申请号	US19450582468	申请日期	1945.03.13
申请人	MINE SAFETY APPLIANCES COMPANY	发明人	YANT WILLIAM P.;COTABISH HARRY N.
分类号	G01N25/32	主分类号	G01N25/32
代理机构		代理人
主权项
地址

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