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发明名称
READING APPARATUS
摘要
申请公布号
US3582883(A)
申请公布日期
1971.06.01
申请号
USD3582883
申请日期
1966.10.13
申请人
FARRINGTON ELECTRONICS INC.;DAVID H. SHEPARD
发明人
DAVID H. SHEPARD;HOWARD W. SILSBY
分类号
G06K9/54;(IPC1-7):G06K9/00
主分类号
G06K9/54
代理机构
代理人
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地址
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