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经营范围
发明名称
OPTICAL KEYBOARD
摘要
申请公布号
SU1587481(A1)
申请公布日期
1990.08.23
申请号
SU19884386305
申请日期
1988.03.02
申请人
KHERSONSKIJ INDUSTRIALNYJ INSTITUT
发明人
PILIPENKO NIKOLAJ V,SU;CHUMAKOVA ALBINA V,SU;MENSHIKOVA VALENTINA I,SU;MASEVICH ALEKSANDR B,SU;KLEVAKIN ANATOLIJ D,SU;CHUMAKOV GENNADIJ A,SU;GLUKHOVA VALENTINA I,SU
分类号
G06F3/023
主分类号
G06F3/023
代理机构
代理人
主权项
地址
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