Method and apparatus for ionization investigation,申请号US19580775938-传众专利搜索

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发明名称	Method and apparatus for ionization investigation
摘要
申请公布号	US2999157(A)	申请公布日期	1961.09.05
申请号	US19580775938	申请日期	1958.11.24
申请人	WILLIAM H. JOHNSTON LABORATORIES, INC.	发明人	ROSENSTOCK HENRY M.
分类号	H01J49/02	主分类号	H01J49/02
代理机构		代理人
主权项
地址

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