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发明名称
écran de tube à rayon cathodique et sa méthode de préparation
摘要
申请公布号
FR951594(A)
申请公布日期
1949.10.28
申请号
FRD951594
申请日期
1947.08.06
申请人
COMPAGNIE DES LAMPES
发明人
分类号
C09K9/00;H01J29/14
主分类号
C09K9/00
代理机构
代理人
主权项
地址
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