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经营范围
发明名称
DATA INPUT DEVICE
摘要
申请公布号
SU1590994(A1)
申请公布日期
1990.09.07
申请号
SU19884607135
申请日期
1988.11.21
申请人
BELOV BORIS V,SU;TSAREVSKIJ LEV A,SU;MAJDELMAN ILYA N,SU
发明人
BELOV BORIS V,SU;TSAREVSKIJ LEV A,SU;MAJDELMAN ILYA N,SU
分类号
G06F3/02
主分类号
G06F3/02
代理机构
代理人
主权项
地址
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