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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AIZPITARIE ACHA AMADEO
Original Assignee
AIZPITARIE ACHA AMADEO
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Filing date
Publication date
Application filed by AIZPITARIE ACHA AMADEOfiledCriticalAIZPITARIE ACHA AMADEO
Priority to ES0021987UpriorityCriticalpatent/ES21987Y/en
Publication of ES21987UpublicationCriticalpatent/ES21987U/en
Application grantedgrantedCritical
Publication of ES21987YpublicationCriticalpatent/ES21987Y/en
New perfected cylindrical screw with internal hexagon, characterized in that it consists of a cylindrical screw with a hexagonal hollow head, on which a groove of grooves parallel to the longitudinal axis of the coarse, with In order to facilitate assembly, avoiding slippage, saving time and ensuring tightness. (Machine-translation by Google Translate, not legally binding)
ES0021987U1950-01-211950-01-21
Perfected cylindrical screw with internal hexagon.
ExpiredES21987Y
(en)
Improvements in the construction of keys for nuts with automatic adaptation of key surfaces to nut heads of different dimensions (Machine-translation by Google Translate, not legally binding)