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发明名称
KEYBOARD DEVICE
摘要
申请公布号
JPH05113840(A)
申请公布日期
1993.05.07
申请号
JP19910273842
申请日期
1991.10.22
申请人
MITSUBISHI ELECTRIC CORP
发明人
AKIYAMA YASUTOMO
分类号
G06F3/02
主分类号
G06F3/02
代理机构
代理人
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地址
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