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经营范围
发明名称
Photoelektrische Vorrichtung
摘要
申请公布号
DE680108(C)
申请公布日期
1939.08.22
申请号
DE1930N140630D
申请日期
1930.12.07
申请人
PHILIPS PATENTVERWALTUNG G.M.B.H.
发明人
TEVES DR. MARTEN CORNELIS;EMBDEN HENDRIK JOHANNES MEERKAMP VAN
分类号
H01J40/16
主分类号
H01J40/16
代理机构
代理人
主权项
地址
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