| 20080289234 | Image Retention System - An image retention system for an ice cave image system including an ice cave panel with a central clear portion and an image substrate, the image retention system including a plurality of retention portions spaced about the central clear portion, each retention portion having magnetic properties and an attachment portion to attach the retention portion relative to the central clear portion of the ice cave panel and a clamping member having magnetic properties, wherein each retention portion locates the image substrate relative to the central clear portion of the ice cave panel and the image substrate is clamped in position between the retention portion and the clamping member. | 11-27-2008 |
