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发明名称
KEY BOARD
摘要
申请公布号
JPS56139980(A)
申请公布日期
1981.10.31
申请号
JP19810033286
申请日期
1981.03.10
申请人
IBM
发明人
CHIYAARUZU KURARENSU MEIBOOGU;DERUBAATO RUISU TEIIRU SEKANDO
分类号
B41J5/08;B41J5/14;B41J7/02
主分类号
B41J5/08
代理机构
代理人
主权项
地址
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