USD532879SExpiredUtility

Electric heater

44
Assignee: PERFECT UNION CO LTDPriority: Mar 3, 2005Filed: Mar 3, 2005Granted: Nov 28, 2006
Est. expiryMar 3, 2025(expired)· nominal 20-yr term from priority
Inventors:Chan Ching
44
PatentIndex Score
5
Cited by
11
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for electric heater, as shown and described.

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