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经营范围
发明名称
Lampe à décharge électrique
摘要
申请公布号
FR950547(A)
申请公布日期
1949.09.29
申请号
FRD950547
申请日期
1947.07.31
申请人
SYLVANIA ELECTRIC PRODUCTS INC.
发明人
分类号
H01J61/067
主分类号
H01J61/067
代理机构
代理人
主权项
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