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发明名称
UNOS PERFECCIONAMIENTOS EN LOS APARATOS DE PROYECTAR PELiCULAS
摘要
申请公布号
ES222975(A3)
申请公布日期
1955.11.16
申请号
ES19750002229
申请日期
1955.07.08
申请人
CONSTRUCCION DE APARATOS MECANICOS, S.A.
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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