Wide range tuner,申请号US19510235117-传众专利搜索

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发明名称	Wide range tuner
摘要
申请公布号	US2772355(A)	申请公布日期	1956.11.27
申请号	US19510235117	申请日期	1951.07.05
申请人	POLYTECHNIC RESEARCH & DEVELOPMENT CO., INC.	发明人	DEUTSCH SID;FINKE HERBERT A.
分类号	H03H5/00	主分类号	H03H5/00
代理机构		代理人
主权项
地址

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