TELEPHONE SYSTEM,申请号JP19880187880-传众专利搜索

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发明名称	TELEPHONE SYSTEM
摘要
申请公布号	JPH0236644(A)	申请公布日期	1990.02.06
申请号	JP19880187880	申请日期	1988.07.26
申请人	CANON INC	发明人	WATANABE SHINICHI
分类号	H04M1/00;H04M1/738;H04Q3/58	主分类号	H04M1/00
代理机构		代理人
主权项
地址

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