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发明名称
KEYBOARD INPUT SYSTEM
摘要
申请公布号
JPH04302019(A)
申请公布日期
1992.10.26
申请号
JP19910065983
申请日期
1991.03.29
申请人
HITACHI LTD
发明人
FUJISAKI KUNIO
分类号
H03M11/04;G06F3/023
主分类号
H03M11/04
代理机构
代理人
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