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Individual
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Individual
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Priority to ES219964ApriorityCriticalpatent/ES219964A1/en
Publication of ES219964A1publicationCriticalpatent/ES219964A1/en
Improvements in the construction of fences for doors, which are characterized by the purpose of making hollow frames, by gathering fiber boards so that when being glued together constitute externally the outline and the current section of the stringers and head, and internally a U-shaped channel, which is reinforced for the work of sustaining the sheet: with other fiber boards located one in the transverse direction and others parallel to the frame, assembling these with half-timbers and by pressing in the function of glue at the same time as the boards; and with the wooden beams of unión and assembly of the stringer with the one of the head, of support of hinges and locks and like stringer of the door, glued at the same time of the execution of the frame. (Machine-translation by Google Translate, not legally binding)
ES219964A1955-02-051955-02-05Improvements in the construction of door fences (Machine-translation by Google Translate, not legally binding)
ExpiredES219964A1
(en)