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.)
Individual
Original Assignee
Individual
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 IndividualfiledCriticalIndividual
Priority to ES363897ApriorityCriticalpatent/ES363897A2/en
Publication of ES363897A2publicationCriticalpatent/ES363897A2/en
Improvements introduced in the object of the main patent number 273,542, granted on january 26, 1962, by "improvements in the construction of metal frames", according to which are provided metal plate pieces, endowed with elongated rectangular shape, with one of its extremities bent at a right angle, and provided on its heads and on its longitudinal edges with perforated orthogonal rims, each of whose parts is studied to define one of the side walls of the frame and one of its edges, replacing the set formed by the association of a pair of pieces of the two different types that were the object of claim in the main patent. (Machine-translation by Google Translate, not legally binding)
ES363897A1969-02-111969-02-11Improvements in the construction of metal frames. (Machine-translation by Google Translate, not legally binding)
ExpiredES363897A2
(en)
Improvements introduced in the metal profiles couplings for the formation of metal frames. (Machine-translation by Google Translate, not legally binding)