LOUD-SPEAKING DUPLEX DEVICE OF DISPATCHER'S COMMUNICATION,申请号SU19802872373-传众专利搜索

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发明名称	LOUD-SPEAKING DUPLEX DEVICE OF DISPATCHER'S COMMUNICATION
摘要
申请公布号	SU886312(A2)	申请公布日期	1981.11.30
申请号	SU19802872373	申请日期	1980.01.14
申请人	SP O PROEKTNO-KONSTRUKTORSKO-TEKHNOLOGICHESKOE BYURO SIBIRSKOGO OTDEL V AKADEMII SELSKOKHOZYAJSTVENNYKH NAUK IM.V.I.LENINA	发明人	NOVIKOV BORIS F,SU;MIROSHNICHENKO GENNADIJ P,SU;KURBETEV PAVEL A,SU
分类号	H04M9/08;(IPC1-7):H04M9/08	主分类号	H04M9/08
代理机构		代理人
主权项
地址

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