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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Individual
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Individual
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Application filed by IndividualfiledCriticalIndividual
Priority to ES0005918B0005918UpriorityCriticalpatent/ES5918Y/es
Publication of ES5918UpublicationCriticalpatent/ES5918U/es
Application grantedgrantedCritical
Publication of ES5918YpublicationCriticalpatent/ES5918Y/es
Sobre-carta integrado por una hoja de papel rectangular plegable en partes secciones o divisiones iguales la primera de las cuales (1) provista de aletas o solapas se dobla y abate hacia delante para constituir la cubierta o sobre cerrando el conjunto de pliegos formado por el resto de la hoja.
ES0005918B0005918U1940-08-261940-08-26Sobre-carta perfeccionado. Sobres con cierres de seguridad.
ExpiredES5918Y
(es)