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.)
Agroducto S A
Original Assignee
Agroducto 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 Agroducto S AfiledCriticalAgroducto S A
Priority to ES0210565UpriorityCriticalpatent/ES210565U/en
Publication of ES210565UpublicationCriticalpatent/ES210565U/en
Tube helically crimped and corrugated towards the inside, characterized by the fact that the winding bands have a certain number of notches of sharp edges parallel to the edges and of depth depending on the width of the same with which the seaming of the adjacent edges it presents inward bending and the general corrugation of the concave tube in relation to the outer bundles of the tube that maintains its generatrix in a straight line over the entire length of the tube. (Machine-translation by Google Translate, not legally binding)
ES0210565U1975-03-071975-03-07Tube helically and corrugated seam inside (Machine-translation by Google Translate, not legally binding)
PendingES210565U
(en)