| 摘要 |
The device is comprised of a frame with a compartment and a sliding channel allowing for inserting and removing specialty messages with minimum effort. Its innovative aspect allows one to display or rotate black and white or multicolor human or computer generated text, graphics, and images. By means of suction cups, the device can be attached to any smooth surface, including vehicle side and rear windows, and windshield. The device also attaches to glass and window panels of commercial establishments adding to their marketing and advertising opportunities and displays. |
