Evacuating system for mass spectrometry,申请号US19430493361-传众专利搜索

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发明名称	Evacuating system for mass spectrometry
摘要
申请公布号	US2431355(A)	申请公布日期	1947.11.25
申请号	US19430493361	申请日期	1943.07.03
申请人	CONSOLIDATED ENGINEERING CORPORATION	发明人	WASHBURN HAROLD W.
分类号	H01J41/12;H01J49/04	主分类号	H01J41/12
代理机构		代理人
主权项
地址

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