SINALIZADOR UNIVERSAL PARA DISCAGEM DIRETA A COBRAR,申请号BR19820001632-传众专利搜索

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发明名称	SINALIZADOR UNIVERSAL PARA DISCAGEM DIRETA A COBRAR
摘要
申请公布号	BR8201632(A)	申请公布日期	1983.09.20
申请号	BR19820001632	申请日期	1982.03.24
申请人	SAO PAULO TELECOM TELESP SA	发明人	JOAO CARLOS RODRIGUES CHAGAS;MARIO EDUARDO MARTINEZ ASTORGA
分类号	H04M1/66;(IPC1-7):H04M1/66	主分类号	H04M1/66
代理机构		代理人
主权项
地址

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