| 摘要 |
<p>The present invention refers to an innovative base for all types of professional sewing machines. The horizontal part No. 1 of the base is constructed for the first time of compressed sheet steel moulded into a suitable shape and has suitably adjusted legs No. 5, decorative plastic liners-covers No. 2, which are fastened for a perfect finish with or without a reinforcement rib No.3, which can also be made from formed sheet steel.</p> |
