Shield for rear-end portion of cathode-ray tubes,申请号US19540420650-传众专利搜索

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发明名称	Shield for rear-end portion of cathode-ray tubes
摘要
申请公布号	US2696609(A)	申请公布日期	1954.12.07
申请号	US19540420650	申请日期	1954.04.02
申请人	CORTLAND INDUSTRIES, INC.	发明人	SEEVER JOHN B.
分类号	H04N5/64	主分类号	H04N5/64
代理机构		代理人
主权项
地址

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