| 摘要 |
<p>System for protecting and improving the main parts for a plain blind wound onto a blind roller, mounted inside a glass-enclosed chamber having a frame consisting of four metal bars and of corner pieces fitted inside the bars, the blind roller being protected by a chamber created by the base of an upper box and of a pair of aprons within which the blind roller moves and at the top of which is fitted a longitudinal lighting device consisting of LEDs.</p> |
