| 摘要 |
Advertising display unit formed by a flat blank adhering in the interior spaced defined by two advertising blanks which are equal and adhering to each other by means of tabs arranged along its length, where the flat formation blank is divided into three sections with two ends equal and one central, provided on the upper and lower edges of the end sections with notches for housing elastic means for the folding out and retention in folded position, where, due to the simplicity of the formation blank, the total width of the display stand when it is folded out may be simply defined, and place in relation the width of the advertising blanks in order to achieve the desired concavity, thus enabling definition of a unit with a circular support base.
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