MANAGEMENT DEVICE FOR RECEPTION ROOM,申请号JP19890114462-传众专利搜索

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发明名称	MANAGEMENT DEVICE FOR RECEPTION ROOM
摘要
申请公布号	JPH02293778(A)	申请公布日期	1990.12.04
申请号	JP19890114462	申请日期	1989.05.08
申请人	RICOH TECHNO NETSUTO KK	发明人	SAITOU HIROYOSHI
分类号	G09B5/00;H04M1/00;H04M1/02;H04Q9/00	主分类号	G09B5/00
代理机构		代理人
主权项
地址

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