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发明名称
ΕΜΜΕΣΟΣ ΦΩΤΙΣΜΟΣ ΕΠΙΓΡΑΦΩΝ ΔΙΑ ΦΩΤΟΒΟΛΩΝ ΣΩΛΗΝΩΝ ΝΕΟΝ.
摘要
申请公布号
GR7882(B)
申请公布日期
1938.12.22
申请号
GR19380107882
申请日期
1938.12.19
申请人
ALMA A. VRYONIS & E. SPYRIDONOS
发明人
分类号
主分类号
代理机构
代理人
主权项
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