DEVICE FOR CLANDESTINE CALLINGS ELIMINATION,申请号RO19900146299-传众专利搜索

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发明名称	DEVICE FOR CLANDESTINE CALLINGS ELIMINATION
摘要
申请公布号	RO106057(B1)	申请公布日期	1993.01.30
申请号	RO19900146299	申请日期	1990.11.12
申请人	DIRECTIA DE TELECOMUNICATII A MUNICIPIULUI BUCURESTI	发明人	CONSTANTINESCU GHEORGHE;GEORGESCU D;STANCIOARA M
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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