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发明名称
KEYBOARD INPUT DEVICE
摘要
申请公布号
JPH0290358(A)
申请公布日期
1990.03.29
申请号
JP19880243596
申请日期
1988.09.28
申请人
NEC CORP
发明人
HASHIBA ICHIRO
分类号
G06F3/02;G06F17/22
主分类号
G06F3/02
代理机构
代理人
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地址
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