Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
RAYMONDE JEANNE AUGUSTINE KOCH
Original Assignee
RAYMONDE JEANNE AUGUSTINE KOCH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by RAYMONDE JEANNE AUGUSTINE KOCHfiledCriticalRAYMONDE JEANNE AUGUSTINE KOCH
Priority to ES81970UpriorityCriticalpatent/ES81970Y/es
Publication of ES81970UpublicationCriticalpatent/ES81970U/es
Application grantedgrantedCritical
Publication of ES81970YpublicationCriticalpatent/ES81970Y/es
Una lente de córnea tórica, prismática y de doble foco, caracterizada por el hecho de que la forma de la lente y el reparto de las masas en ella son tales que impiden toda rotación alrededor del eje de visión, manteniendo el eje de la lente perpendicular al eje pupilar.
ES81970U1960-06-221960-06-22Lente de córnea tórica prismática y de doble foco
ExpiredES81970Y
(es)
MEJORAS INTRODUCIDAS EN EL OBJETO DE LA PATENTE NUMERO 239613, PERFECCIONAMIENTOS EN LOS OBJETIVOS PARA LA PROYECCION DE IMáGENES FOTOGRáFICOAS Y CINEMATOGRáFICAS