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发明名称
Appareil de publicité lumineuse
摘要
申请公布号
FR807616(A)
申请公布日期
1937.01.16
申请号
FRD807616
申请日期
1936.05.18
申请人
发明人
GRUMBACH RENE
分类号
F21V8/00;G02B6/00;G09F13/18
主分类号
F21V8/00
代理机构
代理人
主权项
地址
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