AUTOMATIC VOLUME CONTROL DEVICE,申请号CAD565155-传众专利搜索

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发明名称	AUTOMATIC VOLUME CONTROL DEVICE
摘要
申请公布号	CA565155(A)	申请公布日期	1958.10.28
申请号	CAD565155	申请日期
申请人	STAATSBEDRIJF DER POSTERIJEN, TELEGRAFIE EN TELEFONIE (POSTAL AND TELECO MMUNICATION SERVICES OF THE NETHERLANDS)	发明人	CORNELIS BEVOORT;RAIMOND E. M. BAUDET
分类号		主分类号
代理机构		代理人
主权项
地址

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