| 摘要 |
The present invention relates to an upright used to obtain partition walls, which has a double-T section and is composed of two semi-uprights (1 and 2), a male upright (1) and a female (2) upright, in which the male semi-upright (1) has a T-shaped section that comprises a vertical wing or element (300) and a horizontal wing (100), and the female semi-upright (2) is composed of a wing (200) with section specularly identical to the horizontal wing (100) of the male semi-upright (1).
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