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Priority to ES1973190836UpriorityCriticalpatent/ES190836Y/en
Publication of ES190836UpublicationCriticalpatent/ES190836U/en
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Publication of ES190836YpublicationCriticalpatent/ES190836Y/en
Stiffening structure for monobloc doors, essentially characterized in that it comprises the arrangement of some are so many vertical and some horizontal headers that form a selfresistant assembly, the vertical uprights being sectioned longitudinally, while the vertical upright is a monoblock, the upper head being one or more transverse grooves to facilitate the exit of gases from the interior of the door, which includes a block for placing locks on both internal posts. (Machine-translation by Google Translate, not legally binding)
ES1973190836U1973-04-181973-04-18
RIGIDIZING STRUCTURE FOR MONOBLOC DOORS.
ExpiredES190836Y
(en)