FIG. 1 is a top view of a printer cassette of our design;

FIG. 2 is a front view of the printer cassette;

FIG. 3 is a right side view of the printer cassette;

FIG. 4 is a left side view of the printer cassette;

FIG. 5 is a bottom view of the printer cassette;

FIG. 6 is a perspective view of the printer cassette; and,

FIG. 7 is a back view of the printer cassette.

The broken lines shown in FIGS. 2 and 5-7 are for illustrative purposes only and form no part of the claimed design.