Gas testing method and apparatus,申请号US19410387896-传众专利搜索

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发明名称	Gas testing method and apparatus
摘要
申请公布号	US2382381(A)	申请公布日期	1945.08.14
申请号	US19410387896	申请日期	1941.04.10
申请人	AMERICAN VISCOSE CORPORATION	发明人	CALVERT WILLARD RIGG;WHITE BEN ELWOOD
分类号	G01N21/78	主分类号	G01N21/78
代理机构		代理人
主权项
地址

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