| 摘要 |
<p>The cleaning pad comprises a rigid or semi-rigid plate (1), triangular in shape with rounded corners, having a holder (7) on one side and an absorbent layer (3) on the other, with an adjacent layer (4) of a hydrophilic material which is constantly and regularly impregnated with a cleaning liquid held in the foam layer. The different layers and the holder are welded or stuck together with adhesive.</p> |
