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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AQUILINO MENDIZABAL S A
Original Assignee
AQUILINO MENDIZABAL S A
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by AQUILINO MENDIZABAL S AfiledCriticalAQUILINO MENDIZABAL S A
Priority to ES0047783UpriorityCriticalpatent/ES47783U/en
Publication of ES47783UpublicationCriticalpatent/ES47783U/en
Self-tapping screw, characterized in that longitudinally, deepening its thread and the convenient part of its core, it has helical grooves, of much greater pitch than its threading, suitable for accumulating the chip and blocking the recoil. (Machine-translation by Google Translate, not legally binding)
ES0047783U1955-05-031955-05-03Self tapping screw (Machine-translation by Google Translate, not legally binding)
PendingES47783U
(en)
Improvements in the manufacture of guide-rotating threads of grooved drum or fins for canilleras (Machine-translation by Google Translate, not legally binding)