Game boards

Claim 1

A game board for use in playing bingo and similar number games comprising: a. a relatively stiff and relatively thick flat number board provided with a plurality of similar, horizontally aligned, uniformly spaced, rectangular depressions unitary formed in its upper and lower faces, said depressions in the upper face being spaced apart to leave vertical undepressed portions which form side wall partions between said upper face depressions, said portions terminating shot of said lower face; b. a flat, inclined closed bottom plate of uniform thicknesses below each of said upper face depressions, said bottom plates being integral with said vertical portions and closing the bottoms of said upper face depressions and being inclined so that the upper face depressions are deeper at their one side than at the opposite side, said bottom plate on the deeper side of the depression being spaced from the adjacent vertical portion to define an opening communicating with the adjacent lower face depression; c. a game number on the respective top side of each of said bottom plates; d. an imperforate backing sheet covering the back face of said number board and positioned beneath all of said bottom plates; e. a front cover sheet covering the front face of said number board and provided with windows registering with said upper face depressions; f. a flat number-covering slide element having a forward leading edge and a rear trailing edge slidably positioned on the top of each inclined integral bottom plate with its leading edge being slidably positioned within said opening; and g. a finger tab formed on the trailing edge of each slide element and projecting upwardly through one of said windows.