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发明名称
Verstaerkervorrichtung, insbesondere fuer Bildton-Projektionsanlagen
摘要
申请公布号
DE591992(C)
申请公布日期
1934.01.31
申请号
DE1932N034475D
申请日期
1932.11.15
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
JONG HENDRIK DE
分类号
G03B31/00
主分类号
G03B31/00
代理机构
代理人
主权项
地址
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