Electron microscope,申请号US19400332334-传众专利搜索

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法人/股东/高管

发明名称	Electron microscope
摘要
申请公布号	US2249453(A)	申请公布日期	1941.07.15
申请号	US19400332334	申请日期	1940.04.29
申请人	GENERAL ELECTRIC COMPANY	发明人	BOERSCH HANS;MAHL HANS
分类号	H01J37/27	主分类号	H01J37/27
代理机构		代理人
主权项
地址

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