The ornamental design for a knifeblock, as shown and described.
FIG. 1 is a front perspective view of a knife block, showing our new design;
FIG. 2 is a rear perspective view of the knife block of FIG. 1;
FIG. 3 is a front elevational view of the knife block of FIG. 1;
FIG. 4 is a rear elevational view of the knife block of FIG. 1;
FIG. 5 is a first side elevational view of the bowl knife block of FIG. 1;
FIG. 6 is a second side elevational view of the knife block of FIG. 1;
FIG. 7 is a top plan view of the knife block of FIG. 1; and,
FIG. 8 is a bottom plan view of the knife block of FIG. 1.
The broken line portions in the front of the knife block immediately adjacent to the shaded areas represent the boundaries of the claimed design only and form no part of the claimed design.
None of the broken lines form a part of the claimed design.