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发明名称
INPUT STATE DISPLAY DEVICE
摘要
申请公布号
JPH04109797(A)
申请公布日期
1992.04.10
申请号
JP19900228864
申请日期
1990.08.29
申请人
SONY CORP
发明人
MIHASHI TAKAMICHI
分类号
H04Q9/00;H04N5/76;H04Q9/02
主分类号
H04Q9/00
代理机构
代理人
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地址
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