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发明名称
Stereoptical viewer with automatic picture change
摘要
申请公布号
US2679705(A)
申请公布日期
1954.06.01
申请号
US19520285956
申请日期
1952.05.03
申请人
RAINOUS STANLEY A
发明人
RAINOUS STANLEY A.
分类号
G07F17/16
主分类号
G07F17/16
代理机构
代理人
主权项
地址
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