Backpack

Description

1. Backpack

1.1 : Front

1.2 : Back

1.3 : Left

1.4 : Right

1.5 : Top

1.6 : Perspective

1.7 : Perspective

1.8 : Perspective

Backpack, extendable: fig. 1.1-1.6 show closed position; fig. 1.7-1.8 show 3D extended position; the irregularly interrupted fine lines are used to suggest volume and shape.

The broken lines in the drawings depict portions of a backpack and form no part of the claim.

Claims

The ornamental design for a backpack as shown and described.