Claims (1)
Claim 1 (Independent)
The ornamental design for a backrest shell of a chair, as shown and described.
Full Description
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FIG. 1 is a front view of a design of a backrest shell of a chair, showing the new design; and,
FIG. 2 is a rear view thereof.
The broken line showing of the backrest shell of a chair is for environmental purposes only and forms no part of the claimed design.
Citations
This patent cites (20)
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