Braun tube for producing television images rich in contrast,申请号US19330694138-传众专利搜索

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发明名称	Braun tube for producing television images rich in contrast
摘要
申请公布号	US2090922(A)	申请公布日期	1937.08.24
申请号	US19330694138	申请日期	1933.10.18
申请人	VON ARDENNE MANFRED	发明人	ARDENNE MANFRED VON
分类号	H01J29/18;H01J29/88	主分类号	H01J29/18
代理机构		代理人
主权项
地址

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