AUTOMATIC ATTENDANCE STATE DISPLAY BOARD AND ATTENDANCE STATE DISPLAY SYSTEM,申请号JP19940208747-传众专利搜索

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发明名称	AUTOMATIC ATTENDANCE STATE DISPLAY BOARD AND ATTENDANCE STATE DISPLAY SYSTEM
摘要
申请公布号	JPH0879863(A)	申请公布日期	1996.03.22
申请号	JP19940208747	申请日期	1994.09.01
申请人	YAZAKI CORP	发明人	YAMADA KAZUO;CHO SHO
分类号	H04Q9/00;(IPC1-7):H04Q9/00	主分类号	H04Q9/00
代理机构		代理人
主权项
地址

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