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发明名称
PAGE SELECTING SYSTEM FOR ELECTRONIC ITEM/KEYBOARD DEVICE
摘要
申请公布号
JPH02300915(A)
申请公布日期
1990.12.13
申请号
JP19890122078
申请日期
1989.05.16
申请人
PFU LTD
发明人
MIYASHITA ISAMU;YAMAMOTO HOSHINOSUKE
分类号
G06F3/023
主分类号
G06F3/023
代理机构
代理人
主权项
地址
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