APPARATUS FOR DRIVING A SERVICE FUNCTION UNIT OF A MULTI-FUNCTION TELEPHONE SET,申请号US19900630571-传众专利搜索

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发明名称	APPARATUS FOR DRIVING A SERVICE FUNCTION UNIT OF A MULTI-FUNCTION TELEPHONE SET
摘要
申请公布号	US5206904(A)	申请公布日期	1993.04.27
申请号	US19900630571	申请日期	1990.12.20
申请人	NEC CORPORATION	发明人	KOMA, NORIKO
分类号	H04M1/23;H04M1/00;H04M1/247;H04M1/27;H04M3/42	主分类号	H04M1/23
代理机构		代理人
主权项
地址

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