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 ES0087061UpriorityCriticalpatent/ES87061Y/en
Publication of ES87061UpublicationCriticalpatent/ES87061U/en
Application grantedgrantedCritical
Publication of ES87061YpublicationCriticalpatent/ES87061Y/en
Device applicable to the teaching of reading and writing, characterized by a set of four sheets containing the letters grouped by the point of articulation with respective drawings alluding to each letter, fonomºmicas and calligraphic indications, names of the drawings and a system of circles and arrows indicating the compatibility of letters to form syllables. (Machine-translation by Google Translate, not legally binding)
ES0087061U1961-05-061961-05-06
Device applicable to teaching reading and writing
ExpiredES87061Y
(en)
A system of letters and numbers of the numbering system, in its different characters, for the learning of reading and writing in children (Machine-translation by Google Translate, not legally binding)