BUSY CALL TRANSFER SYSTEM,申请号JP19880004171-传众专利搜索

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法人/股东/高管

发明名称	BUSY CALL TRANSFER SYSTEM
摘要
申请公布号	JPH01180171(A)	申请公布日期	1989.07.18
申请号	JP19880004171	申请日期	1988.01.11
申请人	NEC ENG LTD	发明人	SATO TETSUO
分类号	H04M3/54	主分类号	H04M3/54
代理机构		代理人
主权项
地址

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