| 摘要 |
<p>A portable auxiliary heating device according to the present invention comprises: a base substrate; electrodes formed on both end portions of a top surface of the base substrate; an external power connection part connected to electrode lines which are connected to the electrodes; a heating layer stacked on the base substrate and generating heat by external power applied through the electrodes; and an insulation layer stacked on the heating layer, wherein the heating layer is made from a metallic oxide material.</p> |
