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Individual
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Individual
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Priority to ES207595ApriorityCriticalpatent/ES207595A1/en
Publication of ES207595A1publicationCriticalpatent/ES207595A1/en
Improvements in the manufacture of roll-up security shutters consisting of one or two closures arranged at the ends of the upper slat of the blind and formed by a bolt provided with three or more teeth cut to bevel which when closing the blind they are located in front of transverse holes or recesses in the manner of a rack that has a part arranged in the upper part of the guide of the shutter and integral with it. (Machine-translation by Google Translate, not legally binding)
ES207595A1953-02-061953-02-06Improvements in the manufacture of rollable safety blinds (Machine-translation by Google Translate, not legally binding)
ExpiredES207595A1
(en)
Improvements introduced in the manufacture of venetian blinds with reel for lifting cords. (Machine-translation by Google Translate, not legally binding)