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发明名称
écran fluorescent pour tubes à rayons cathodiques dans le but d'effectuer des mesures
摘要
申请公布号
FR886817(A)
申请公布日期
1943.10.26
申请号
FRD886817
申请日期
1942.10.16
申请人
TELEFUNKEN GESELLSCHAFT FU:R DRAHTLOSE TELEGRAPHIE M. B. H.
发明人
分类号
H01J29/34
主分类号
H01J29/34
代理机构
代理人
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