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发明名称
Photo electric cell circuits
摘要
申请公布号
US1995138(A)
申请公布日期
1935.03.19
申请号
US19290384884
申请日期
1929.08.10
申请人
RADIO CORPORATION
发明人
WRIGHT GEORGE MAURICE;SMITH SIDNEY BERTRAM
分类号
H04N1/00
主分类号
H04N1/00
代理机构
代理人
主权项
地址
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