Coffee bean grinder

FIG. 1 is a perspective view of a coffee bean grinder;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a right side elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a left side elevation view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines in the drawings, which illustrate environmental structure or boundaries of the coffee bean grinder, do not form a part of the claimed design.