USD503222SExpiredUtility
Evaporative cooler
Priority: Sep 8, 2003Filed: Sep 8, 2003Granted: Mar 22, 2005
Est. expirySep 8, 2023(expired)· nominal 20-yr term from priority
Inventors:Michael R. Hale
39
PatentIndex Score
3
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37
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for an evaporative cooler, as shown and described.
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