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发明名称
Pruefprojektor zur Aussendung eines der Helligkeitskontrolle bei Fernsehempfaengern dienenden Bildes
摘要
申请公布号
DE1063637(B)
申请公布日期
1959.08.20
申请号
DE1956N012764
申请日期
1956.09.25
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
WENKE JAN WILLEM GERHARDUS
分类号
H04N5/222
主分类号
H04N5/222
代理机构
代理人
主权项
地址
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