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 ES0005909UpriorityCriticalpatent/ES5909Y/en
Publication of ES5909UpublicationCriticalpatent/ES5909U/en
Application grantedgrantedCritical
Publication of ES5909YpublicationCriticalpatent/ES5909Y/en
Automatic index of signs and cards characterized by being placed the chips inside a box that opens automatically by means of springs or springs by pressing a button by dragging the cover the previous cards to the desired letter being presented this if previously placed the indicator that runs along a slot that carries the cover marking the same letter in the alphabet inscribed on both sides of the slot as by means of said slider consisting of a sheet bent at its ends being picked up the previous cards to be stepped in the reverse direction to the corresponding place in order to be covered when entering its wide part in the extreme folds of the slide which in turn has small prints as salient points that enter the inlaid stitches worn by the back of the cover in order to fix the slide in the desired letter. (Machine-translation by Google Translate, not legally binding)
ES0005909U1940-08-171940-08-17
Automatic index of signs, telephones and cards.
ExpiredES5909Y
(en)
Provision for the deduction of different information determined from cards of perforated strips. (Machine-translation by Google Translate, not legally binding)