US Patent 7409773 Tile angle measurement device

A device for facilitating the correct measurement and placement of tiles having a transparent top plate for viewing indicia markings on bottom sliding plate, also having a channel for the setting of a rule that is angularly and spatially adjustable from the thin metal abutment edge through the loosening and tightening of a wing nut and washer attached to the ruler through said channel. Additionally the rule of the present invention is equipped with a stop which ends 1¼″ from its side edges for the utilization of the present invention as a guide for correct placement of tile.