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发明名称
UN APARATO PROYECTOR CINEMATOGRáFICO, QUE COMPRENDE UN SOPORTE MoVIL PARA EL OBJETIVO PARA PERMITIR LA APERTURA Y EL CIERRE DE LA VENTANILLA DE PROYECCIoN
摘要
申请公布号
ES208647(A1)
申请公布日期
1953.07.16
申请号
ES19470002086
申请日期
1953.04.07
申请人
PHILIPS'GLOEILAMPENFABRIEKEN, N. V.
发明人
分类号
(IPC1-7):G03
主分类号
(IPC1-7):G03
代理机构
代理人
主权项
地址
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