The ornamental design for a cardtable, as shown and described.
FIG. 1 is a perspective view of a card table;
FIG. 2 is a top plan view thereof;
FIG. 3 is a bottom plan view thereof;
FIG. 4 is a left side elevational view thereof;
FIG. 5 is a right side elevational view thereof;
FIG. 6 is a front elevational view thereof; and,
FIG. 7 is a rear elevational view thereof.
The peripheral strip depicts spaced apart electrical connector ports.
The broken line showing of an arm rest and table legs is included for the purpose of illustrating portions of the “article” and forms not part of the claimed design. The dash-dot-dash line represents the boundary of the claimed design.