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发明名称
Polarizing and output circuit for photosensitive devices
摘要
申请公布号
US2125273(A)
申请公布日期
1938.08.02
申请号
US19350038712
申请日期
1935.08.31
申请人
UNITED RESEARCH CORPORATION
发明人
FARRAND CLAIR L.
分类号
G11B7/13
主分类号
G11B7/13
代理机构
代理人
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