Elastic wave television system,申请号US19320620380-传众专利搜索

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发明名称	Elastic wave television system
摘要
申请公布号	US1972492(A)	申请公布日期	1934.09.04
申请号	US19320620380	申请日期	1932.07.01
申请人	COMMUNICATION PATENTS, INC.	发明人	NICOLSON ALEXANDER MCLEAN
分类号	H04N3/12	主分类号	H04N3/12
代理机构		代理人
主权项
地址

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