USD516693SExpiredUtility

Axial fan with double impellers rotating in mutually opposite directions

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Assignee: SANYO ELECTRIC COPriority: Mar 10, 2003Filed: Aug 5, 2003Granted: Mar 7, 2006
Est. expiryMar 10, 2023(expired)· nominal 20-yr term from priority
Inventors:Honami OosawaKatsumichi IshiharaYoshihiko Aizawa
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PatentIndex Score
8
Cited by
7
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for an axial fan with double impellers rotating in mutually opposite directions, as shown and described.

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