EAR-SUPPORTED RADIO RECEIVER,申请号USD3644833-传众专利搜索

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发明名称	EAR-SUPPORTED RADIO RECEIVER
摘要
申请公布号	US3644833(A)	申请公布日期	1972.02.22
申请号	USD3644833	申请日期	1966.07.12
申请人	LECTOUR COMMUNICATIONS CORP.	发明人	FRANK H. MCINTOSH
分类号	H04B5/00;(IPC1-7):H04B1/08	主分类号	H04B5/00
代理机构		代理人
主权项
地址

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