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Individual
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Individual
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Priority to ES0259718ApriorityCriticalpatent/ES259718A2/en
Publication of ES259718A2publicationCriticalpatent/ES259718A2/en
Improvements in the object of the main patent no. 228 796, for improvements in the manufacture of light frames for doors, essentially characterized by the fact of constructing the frame by means of a frame composed of a U-shaped metal sheet, in one piece or in coupled parts, the outer part of the piece being provided, for its proper adjustment either in the construction, either in the construction, or on the ground, comprising in the area corresponding to the interior contour of the frame a channel for the adjusted anchoring of the board of the door. (Machine-translation by Google Translate, not legally binding)
ES0259718A1960-07-161960-07-16Improvements in the manufacture of light frames for doors (Machine-translation by Google Translate, not legally binding)
ExpiredES259718A2
(en)