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发明名称
A method and a system for optical data transfer from a display screen to a portable device
摘要
申请公布号
IL121388(D0)
申请公布日期
1999.10.28
申请号
IL19970121388
申请日期
1997.07.24
申请人
S.D.S.A. TECHNOLOGIES LTD.
发明人
分类号
H04B;(IPC1-7):H04B
主分类号
H04B
代理机构
代理人
主权项
地址
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