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发明名称
摘要
申请公布号
JP2963532(B2)
申请公布日期
1999.10.18
申请号
JP19900321528
申请日期
1990.11.26
申请人
OKI DENKI KOGYO KK
发明人
ISHIKAWA KAZUHIRO;ITO KOJI;YAMASHITA YOSHUKI
分类号
G06K9/20;G06K9/36;(IPC1-7):G06K9/20
主分类号
G06K9/20
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