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Saint Cyr Dandigny Armand Felix De
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Saint Cyr Dandigny Armand Felix De
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Application filed by Saint Cyr Dandigny Armand Felix DefiledCriticalSaint Cyr Dandigny Armand Felix De
Priority to ES3268ApriorityCriticalpatent/ES3268A1/es
Publication of ES3268A1publicationCriticalpatent/ES3268A1/es
Un nuevo aparato llamado proyector amplificador, el cual se destina a aumentar el poder iluminante de una luz cualquiera mediante la combinación de cristales bi-convexos.