The ornamental design for a combinedseat and armrestcover unit for a child's car seat, substantially as shown.
FIG. 1 is a front perspective view of a combined seat and armrest cover
unit for a child's car seat showing my new design, portions of a car seat
being shown therein in dotted lines for illustrative purposes only;
FIG. 2 is a top view showing the cover set of the present invention in
planar condition;
FIG. 3 is a view similar to FIG. 2 showing the reverse side of the cover
set;
FIG. 4 is a fragmentary, enlarged view of FIG. 3 taken in the direction of
arrows 4--4; and
FIG. 5 is a fragmentary, enlarged view of FIG. 3 taken in the direction of
arrows 5--5.