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发明名称
LIGHT EMITTING KEYBOARD DEVICE
摘要
申请公布号
JPH06131087(A)
申请公布日期
1994.05.13
申请号
JP19920024957
申请日期
1992.02.12
申请人
TOHOKU NIPPON DENKI SOFTWARE KK
发明人
FUKUYAMA FUJIO
分类号
G06F3/02;(IPC1-7):G06F3/02
主分类号
G06F3/02
代理机构
代理人
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