Pen mandrel

Description

FIG. 1 is a top left isometric prospective view of a pen mandrel in accordance with my design.

FIG. 2 is a front elevation view of a pen mandrel in accordance with my design.

FIG. 3 is a rear elevation view of a pen mandrel in accordance with my design.

FIG. 4 is a top plan view of a pen mandrel in accordance with my design.

FIG. 5 is a bottom plan view of a pen mandrel in accordance with my design.

FIG. 6 is a left side elevation view of a pen mandrel in accordance with my design.

FIG. 7 is a right side elevation view of a pen mandrel in accordance with my design.

FIG. 8 is a partial cross sectional view of a pen mandrel looking in the direction of line 8-8 indicated in FIG.4 in accordance with my design; and,

FIG. 9 is a partial cross sectional view of a pen mandrel looking in the direction of line 9-9 indicated in FIG.4 in accordance with my design.

The broken lines in the drawings depict portions of the pen mandrel that form no part of the claimed design. The pen mandrel is further shown with a symbolic break in its length. The appearance of any portion between the break lines forms no part of the claimed design.

Claims

The ornamental design for a pen mandrel, as shown and described.