FIG. 1 is a top, front perspective view of a knife block illustrated in accordance with our ornamental design;
FIG. 2 is a top, rear perspective view thereof;
FIG. 3 is a bottom, rear perspective view thereof;
FIG. 4 is a bottom, front perspective view thereof;
FIG. 5 is a right side elevation view thereof;
FIG. 6 is a left side elevation view thereof;
FIG. 7 is a front elevation view thereof;
FIG. 8 is a rear elevation view thereof;
FIG. 9 is a top plan view thereof;
FIG. 10 is a bottom plan view thereof;
FIG. 11 is an exploded top, front perspective view thereof, shown in reduced scale;
FIG. 12 is a exploded bottom, rear perspective view thereof, shown in reduced scale;
FIG. 13 is a front elevation cross-section view thereof, taken along line 13-13 of FIG. 11 thereof, shown in enlarged scale;
FIG. 14 is a side elevation cross-section view thereof, taken along line 14-14 of FIG. 11 thereof, shown in enlarged scale;
FIG. 15 is a front elevation cross-section view thereof taken along section lines 15-15 of FIG. 11;
FIG. 16 is a front elevation cross-section view thereof taken along section lines 16-16 of FIG. 11;
FIG. 17 is a front elevation cross-section view thereof taken along section lines 17-17 of FIG. 11 shown in enlarged scale; and,
FIG. 18 is a side elevation cross-section view thereof taken along section lines 18-18 of FIG. 9 thereof.
The broken lines in the figures illustrate the portions of the design that form no part of the claimed design.