Breathing mask

Abstract

The dashed lines indicate areas of the suction mask that are not subject to registration, and do not constitute parts of the design for which registration is sought. The dotted lines illustrate boundaries that do not constitute parts of the design for which registration is sought. The distinctive feature of the design lies in its shape. 1.1) Perspective view; 1.2) Perspective view; 1.3) Front view; 1.4) Rear view; 1.5) Left side view; 1.6) Right side view; 1.7) Top view; 1.8) Bottom view

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