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.)
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MACAYA RIGALT MARIA ROSA
Original Assignee
MACAYA RIGALT MARIA ROSA
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Filing date
Publication date
Application filed by MACAYA RIGALT MARIA ROSAfiledCriticalMACAYA RIGALT MARIA ROSA
Priority to ES0049024UpriorityCriticalpatent/ES49024Y/es
Publication of ES49024UpublicationCriticalpatent/ES49024U/es
Application grantedgrantedCritical
Publication of ES49024YpublicationCriticalpatent/ES49024Y/es
Un nuevo tipo de microfilm, mejorado, que se caracteriza por el hecho de que, el fotograma de tamaño normal de paso universal, es impresionado según un reparto de fotogramas menores parciales, cuatro a la izquierda y cuatro a la derecha, respecto a otra banda o estría central longitudinal, que divide en dos mitades la cinta originaria, por cuyo centro geométrico se corta o separa, dando lugar a dos cintas, las cuales poseerán un solo fotograma panorámico en correspondencia a cada perforación unilateral.
ES0049024U1955-07-081955-07-08Tipo de microfilm mejorado
ExpiredES49024Y
(es)