| 摘要 |
Device for determining the prognostics of games of chance, characterized in that it is preferably comprised of a cylindrical base part (1) which has two diametrally opposite internal ribs (2) which are used as a guide for assembling four parts and also including at its lower area a perimetral internal step (3) acting as a base for the first part to be assembled (4), there being provided at a height sligthly higher than that of the step and centered at one of the longitudinal ribs, a rectangular aperture like a window (8); with the particularity that said four assembly parts are provided with two recesses corresponding to the longitudinal ribs. |
