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经营范围
发明名称
Dispositif électroluminescent.
摘要
申请公布号
BE584656(A1)
申请公布日期
1960.03.16
申请号
BE19590584656
申请日期
1959.11.16
申请人
SYLVANIA ELECTRIC PRODUCTS, INC.
发明人
STEPHEN YANDO
分类号
(IPC1-7):H05B
主分类号
(IPC1-7):H05B
代理机构
代理人
主权项
地址
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