ENTERING/LEAVING ROOM MANAGING SYSTEM,申请号JP19890329259-传众专利搜索

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发明名称	ENTERING/LEAVING ROOM MANAGING SYSTEM
摘要
申请公布号	JPH03189795(A)	申请公布日期	1991.08.19
申请号	JP19890329259	申请日期	1989.12.19
申请人	MITSUBISHI ELECTRIC CORP	发明人	SUZUKI OSAMU
分类号	E05B49/00;G08B15/00	主分类号	E05B49/00
代理机构		代理人
主权项
地址

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