| 摘要 |
PURPOSE: A prefab frame advertisement signboard which variously can express the background is provided so that the sheet printing out the predetermined design is embed between the background panel and the mid-panel embodying as the glass. The various background can be offered. CONSTITUTION: Fitting grooves(2a, 3b) are formed in the inner side of the second square pipe(3) and the first square pipe(2). The background panel(6) is inserted into the fitting groove of the fitting groove of the first square pipe or the second square pipe. Accordingly, the character channel(7) locates in the single-side of the mid-panel(5). The light penetration panel(9) is installed in the opening(3a) of the second square pipe.
|
