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发明名称
Dispositivo de avance rápido de película para toda clase de proyectores cinematográficosy especialmente para películas de 16 mm.
摘要
申请公布号
ES21287(U)
申请公布日期
1950.01.01
申请号
ES19870000212U
申请日期
1949.10.31
申请人
BRESSEL MARCA, EMILIO
发明人
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主分类号
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