FIG. 1 is a front, right, and top perspective view of a height adjustable desk, showing my design.
FIG. 2 is a rear, left, and bottom perspective view thereof.
FIG. 3 is a left side elevation view thereof.
FIG. 4 is a right side elevation view thereof.
FIG. 5 is a front elevation view thereof.
FIG. 6 is a rear elevation view thereof.
FIG. 7 is a top plan view thereof.
FIG. 8 is a bottom plan view thereof.
FIG. 9 is an enlarged detailed view taken from the area labeled 9 in FIG. 1 showing a clasp; and,
FIG. 10 is an enlarged detailed view taken from the area labeled 10 in FIG. 2 showing a mechanical spring.
The broken lines shown in the drawings are included for the purpose of illustrating portions of the height adjustable desk that form no part of the claimed design.