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Priority to ES88289ApriorityCriticalpatent/ES88289A3/es
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ES88289A1924-02-061924-02-06Procedimiento para la fabricación de muestras anunciadoras y objetos análogos, luminosos por sí mismos.
ExpiredES88289A3
(es)
Un procedimiento para la fabricación de letras, signos y demás elementos propios para la formación de rótulos, señales y otras composiciones análogas luminosas.