ES141549U - An element of construction, especially for a ladder to prefabricate. (Machine-translation by Google Translate, not legally binding)
- Google Patents
An element of construction, especially for a ladder to prefabricate. (Machine-translation by Google Translate, not legally binding)
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A construction element, especially for a prefabricated staircase, which consists of stringer parts to be joined together, possibly mutually rotatable around vertical axes, and of steps to be placed on them, characterized in that the construction element is executed from rigid form as an angular piece or double angle made of tubular material and/or other profiled material, whose branches are perpendicular, or at least approximately perpendicular, to each other and must be joined together, in pairs, either directly or through intermediate pieces. (Machine-translation by Google Translate, not legally binding)
ES1968141549U1968-09-161968-09-16
A CONSTRUCTION ELEMENT, ESPECIALLY FOR A LADDER TO BE PREFABRICATED.
ExpiredES141549Y
(en)
System for building buildings through prefabricated elements with architectural and joint resistant functions. (Machine-translation by Google Translate, not legally binding)