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发明名称
INTELLIGENT PEN
摘要
申请公布号
JPH02125321(A)
申请公布日期
1990.05.14
申请号
JP19880277355
申请日期
1988.11.04
申请人
MATSUSHIMA TAKASHI
发明人
MATSUSHIMA TAKASHI
分类号
G06K11/06;G06F3/03;G06F3/041;G06K9/20
主分类号
G06K11/06
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代理人
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