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经营范围
发明名称
Tubes à luminescence cathodiques, notamment pour enseignes
摘要
申请公布号
FR787859(A)
申请公布日期
1935.09.30
申请号
FRD787859
申请日期
1934.06.23
申请人
发明人
TOURNON ANDRE;NEUHAUS JEAN
分类号
H01J17/49
主分类号
H01J17/49
代理机构
代理人
主权项
地址
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