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发明名称
PATTERN INPUT DEVICE OPERATION BY MULTIICOLOR BALLLPOINT PEN
摘要
申请公布号
JPS549533(A)
申请公布日期
1979.01.24
申请号
JP19770075304
申请日期
1977.06.23
申请人
NIPPON ELECTRIC CO
发明人
HANAKI SHINICHI
分类号
G06F3/041;G06F3/02;G06K9/00
主分类号
G06F3/041
代理机构
代理人
主权项
地址
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