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Individual
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Individual
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Application filed by IndividualfiledCriticalIndividual
Priority to ES0070058UpriorityCriticalpatent/ES70058Y/en
Publication of ES70058UpublicationCriticalpatent/ES70058U/en
Application grantedgrantedCritical
Publication of ES70058YpublicationCriticalpatent/ES70058Y/en
A displaceable sub-floor tool, characterized in that it consists of the coupling of a cutting and penetrating instrument as a grid, which is claimed to be a vertical column, finished on a cylindrical axis of rotation, which moves inside a sleeve or cylinder that surrounds it as a clamp, and is integral to a longitudinal and horizontal bar, which integrates the friction or drag element, by having the means of attachment at its end, on the area corresponding to the chassis of the tractor motor. (Machine-translation by Google Translate, not legally binding)