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Individual
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Individual
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Priority to ES0256344ApriorityCriticalpatent/ES256344A1/en
Publication of ES256344A1publicationCriticalpatent/ES256344A1/en
Improvements in the manufacture of air levels, characterized in that the air tube arranged for the fixation of horizontal bases, is controlled by another air tube, arranged in the opposite direction to the first, which ensures the technical precision of the leveling of horizontal bases. (Machine-translation by Google Translate, not legally binding)
ES0256344A1960-03-081960-03-08Improvements in the manufacture of air levels (Machine-translation by Google Translate, not legally binding)
ExpiredES256344A1
(en)