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Individual
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Individual
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Priority to ES0051040UpriorityCriticalpatent/ES51040Y/en
Publication of ES51040UpublicationCriticalpatent/ES51040U/en
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Publication of ES51040YpublicationCriticalpatent/ES51040Y/en
Improved corkscrew, which is essentially characterized by being equipped with two spiral punches of the same direction and with their turns interspersed one in another and sensibly parallel. (Machine-translation by Google Translate, not legally binding)