Knife blade

[0001]FIG. 1 is a top right front perspective view of a knife blade showing my new design;

[0002]FIG. 2 is a bottom left front perspective view of FIG. 1;

[0003]FIG. 3 is a front elevational view of FIG. 1;

[0004]FIG. 4 is a rear elevational view of FIG. 1;

[0005]FIG. 5 is a bottom plan view of FIG. 1;

[0006]FIG. 6 is a left side elevational view of FIG. 1;

[0007]FIG. 7 is a right side elevational view of FIG. 1; and,

[0008]FIG. 8 is a top plan view of FIG. 1.

[0009]The broken lines in FIGS. 1 to 7 are included to show a portion of the knife blade that forms no part of the claimed design.