Part of a breathing mask

Description

The patent or application file contains at least one drawing executed in color. Copies of this patent or patent application publication with color drawing(s) will be provided by the Office upon request and payment of the necessary fee.

1. Part of a breathing mask

1.1 : Perspective

1.2 : Front

1.3 : Back

1.4 : Left

1.5 : Right

1.6 : Bottom

1.7 :Top

Part of a breathing mask; the reflections/shadows shown in reproductions 1.1 to 1.7 are disclaimed.

Claims

The ornamental design for a part of a breathing mask, as shown and described.