The ornamental design for a tabletopportion of a game housing, as shown and described.
FIG. 1 is a perspective view of a table top portion of a game housing showing our new design;
FIG. 2 is a front view thereof; and,
FIG. 3 is a top plan view thereof.
The contrast in shading techniques represents a contrast in appearance and does not represent any specific color, material, texture, or finish. The broken line showing of various unshaded circles in the shaded portions are unclaimed regions. The broken line showing of the remainder of the game housing and the unshaded areas there within are for illustrative purposes only and form no part of the claimed design.
The broken lines, which define the bounds of the claimed design, form no part thereof.