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.)
Arcas Gruber SA
Original Assignee
Arcas Gruber SA
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 Arcas Gruber SAfiledCriticalArcas Gruber SA
Priority to ES0071760UpriorityCriticalpatent/ES71760Y/en
Publication of ES71760UpublicationCriticalpatent/ES71760U/en
Application grantedgrantedCritical
Publication of ES71760YpublicationCriticalpatent/ES71760Y/en
An improved metal frame, essentially characterized in that in the head forming the upper structure of the frame involves a grooving convenient and in the appropriate containment sectors, which allows the accommodation of tabs provided on the upper part of the longitudinal elements and which subsequently proceeds to its folding to determine its permanent retention, being the frame proper established in steel plate of suitable profiles and dimensions, achieved by the action of folding machine. (Machine-translation by Google Translate, not legally binding)
ES0071760U1959-02-191959-02-19
Perfected metal frame
ExpiredES71760Y
(en)