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经营范围
发明名称
Elektrolumineszente Flaechenlampe
摘要
申请公布号
DE1142033(B)
申请公布日期
1963.01.03
申请号
DE1961S075218
申请日期
1961.08.07
申请人
SYLVANIA ELECTRIC PRODUCTS INC.
发明人
KOURY FREDERIC
分类号
H05B33/20
主分类号
H05B33/20
代理机构
代理人
主权项
地址
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