ELECTRONIC BLACKBOARD DEVICE,申请号JP19980129852-传众专利搜索

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发明名称	ELECTRONIC BLACKBOARD DEVICE
摘要
申请公布号	JPH11321186(A)	申请公布日期	1999.11.24
申请号	JP19980129852	申请日期	1998.05.13
申请人	OKI SOFTWARE OKAYAMA:KK;OKI ELECTRIC IND CO LTD	发明人	OSAGAWA TAKAKO;OSAGAWA YOICHI;SHIGEHIRO MASAO
分类号	B43L1/04;H04N1/00;(IPC1-7):B43L1/04	主分类号	B43L1/04
代理机构		代理人
主权项
地址

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