PUSHBUTTON SIGNAL SENDING SYSTEM IN PRIVATE BRANCH EXCHANGE,申请号JP19880021187-传众专利搜索

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发明名称	PUSHBUTTON SIGNAL SENDING SYSTEM IN PRIVATE BRANCH EXCHANGE
摘要
申请公布号	JPH01196997(A)	申请公布日期	1989.08.08
申请号	JP19880021187	申请日期	1988.02.02
申请人	TOSHIBA CORP	发明人	YABU KOICHIRO
分类号	H04Q1/45	主分类号	H04Q1/45
代理机构		代理人
主权项
地址

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