ACOUSTICAL COUPLING SYSTEM FOR DATA COMMUNICATION EQUIPMENT,申请号USD3597546-传众专利搜索

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发明名称	ACOUSTICAL COUPLING SYSTEM FOR DATA COMMUNICATION EQUIPMENT
摘要
申请公布号	US3597546(A)	申请公布日期	1971.08.03
申请号	USD3597546	申请日期	1967.09.11
申请人	MAGNAVOX CO.:THE	发明人	SCOTT R. ZEHR
分类号	H04L27/10;(IPC1-7):H04M11/06	主分类号	H04L27/10
代理机构		代理人
主权项
地址

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