| 摘要 |
<p>The invention concerns an electrically-powered, dynamic light-emitting gift artifact comprising: a light emitting component adapted switchably to emit light between two or more different colors, a translucent substrate window on which two or more superimposed layers of artwork are disposed, wherein the light emitting component is located for projection through the translucent substrate, and the visibility of each layer of artwork in the window changes responsive to emissions by the light emitting component.</p> |
