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发明名称
Position sensing apparatus
摘要
申请公布号
US3131339(A)
申请公布日期
1964.04.28
申请号
US19610096194
申请日期
1961.03.16
申请人
CIRCUIT RESEARCH COMPANY
发明人
BURR ROBERT P.
分类号
G06K13/26
主分类号
G06K13/26
代理机构
代理人
主权项
地址
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