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Individual
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Individual
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Priority to ES276387ApriorityCriticalpatent/ES276387A2/en
Publication of ES276387A2publicationCriticalpatent/ES276387A2/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, the entire frame is formed in a manner perfectly identical to that it was claimed in the main patent, with the particularity that the solidarity between all or some of the integral parts thereof, is carried out by welding through any suitable system, the surfaces of the said pieces that are faced and in contact when carrying out the assembly in the form claimed in the main patent. (Machine-translation by Google Translate, not legally binding)
ES276387A1962-04-031962-04-03Improvements in the construction of metal frames (Machine-translation by Google Translate, not legally binding)
ExpiredES276387A2
(en)