Command device for live voice telephones,申请号IT19900019181-传众专利搜索

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发明名称	Command device for live voice telephones
摘要
申请公布号	IT1238029(B)	申请公布日期	1993.06.23
申请号	IT19900019181	申请日期	1990.01.29
申请人	FITRE S.P.A.	发明人
分类号	H04M;(IPC1-7):H04M	主分类号	H04M
代理机构		代理人
主权项
地址

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