2007-10-30
2007-10-30
De, Mimosa (Department: 2913)
Design Patent
active
29278303
CLAIM:
The ornamental design for a chair backrest, as shown.
REFERENCES:
patent: D534384 (2007-01-01), Su
patent: D540080 (2007-04-01), Su
patent: D540081 (2007-04-01), Su
patent: D540579 (2007-04-01), Su
patent: D540580 (2007-04-01), Su
patent: D543398 (2007-05-01), Su
patent: D544735 (2007-06-01), Su
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