Stone tablet of slate with faces bigger flat ground and pierced, the product to the pool table and pool table, use

摘要

Invention patent: "stone tablet of slate with faces the largest flat ground and pierced, the product to the pool table and pool table, and its use.Patent of invention of the stone tablet of slate with faces the largest flat ground and pierced, the product to the pool table and pool table.Its use, which consists of stone slabs of slate (1) rectangular, machined, forming an element with their faces more flat and smooth.With six round holes (2) and (3) the passers-by or recesses (6) and (7) of circular shape on the edges and corners, mounted in the pool tables and pool (4),In order to provide the basis of the surface flat and smooth so as to enable rectilinear trajectories the balls of the game.