Method of and apparatus for standardizing carbon dioxide gaseous mixtures,申请号US19300505708-传众专利搜索

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发明名称	Method of and apparatus for standardizing carbon dioxide gaseous mixtures
摘要
申请公布号	US1883941(A)	申请公布日期	1932.10.25
申请号	US19300505708	申请日期	1930.12.31
申请人	DRYICE EQUIPMENT CORPORATION	发明人	KILLEFFER DAVID H.
分类号	F25D3/12	主分类号	F25D3/12
代理机构		代理人
主权项
地址

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