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发明名称
KEYBOARD DEVICE
摘要
申请公布号
JPH0318916(A)
申请公布日期
1991.01.28
申请号
JP19890152994
申请日期
1989.06.15
申请人
TOSHIBA CORP
发明人
YAMAKI MASATO
分类号
H03M11/04;G06F3/023
主分类号
H03M11/04
代理机构
代理人
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地址
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