USD537410SExpiredUtility

Switching power supply

89
Assignee: YUEN SE KITPriority: May 7, 2005Filed: Aug 12, 2005Granted: Feb 27, 2007
Est. expiryMay 7, 2025(expired)· nominal 20-yr term from priority
Inventors:Se Kit Yuen
89
PatentIndex Score
41
Cited by
9
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a switching power supply, as shown and described.

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