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经营范围
发明名称
Cathode ray tube
摘要
申请公布号
US2860271(A)
申请公布日期
1958.11.11
申请号
US19550513092
申请日期
1955.06.03
申请人
SYLVANIA ELECTRIC PRODUCTS INC.
发明人
SANDOR AURELIUS
分类号
H04N9/26
主分类号
H04N9/26
代理机构
代理人
主权项
地址
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