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发明名称
Apparatus for operating electric discharge lamps in series
摘要
申请公布号
GB633448(A)
申请公布日期
1949.12.19
申请号
GB19470021690
申请日期
1947.08.07
申请人
SYLVANIA ELECTRIC PRODUCTS, INC.
发明人
分类号
H05B41/04
主分类号
H05B41/04
代理机构
代理人
主权项
地址
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