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发明名称
AN ERASER FOR AN ELECTRONIC BLACKBOARD
摘要
申请公布号
EP0114093(B1)
申请公布日期
1986.12.30
申请号
EP19840300094
申请日期
1984.01.06
申请人
FUJITSU LIMITED
发明人
ENOKIDO, SHUNJI C/O FUJITSU LIMITED;KODANI, HIDEYUKI C/O FUJITSU LIMITED;OHTA, HAJIME C/O FUJITSU LIMITED
分类号
G06F3/041;B43L1/04;B43L21/00;G06F3/033;G06F3/038;G06K11/06;(IPC1-7):G06K11/06
主分类号
G06F3/041
代理机构
代理人
主权项
地址
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