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经营范围
发明名称
RECOGNIZING METHOD FOR PHOTOGRAPHIC AREA AND CHARACTER STRING
摘要
申请公布号
JPH04330587(A)
申请公布日期
1992.11.18
申请号
JP19910128338
申请日期
1991.05.02
申请人
RICOH CO LTD
发明人
SAITO TAKASHI
分类号
G06K9/20
主分类号
G06K9/20
代理机构
代理人
主权项
地址
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