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发明名称
Optical coordinate input/detection device with optical-unit positioning error correcting function
摘要
申请公布号
EP1132852(B1)
申请公布日期
2010.08.11
申请号
EP20010104554
申请日期
2001.03.05
申请人
RICOH COMPANY, LTD.
发明人
TAKEKAWA, KENICHI
分类号
B43L1/04;G06K9/00;G01B11/00;G06F3/033;G06F3/041;G06F3/042
主分类号
B43L1/04
代理机构
代理人
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