Centrifugal fan
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Description
The broken lines in the drawing disclosure depict interior parts of the centrifugal fan that form no part of the claimed design.
Claims
The ornamental design for a centrifugal fan, as shown and described.
Referenced Cited
U.S. Patent Documents
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Patent History
Patent number: D754835
Type: Grant
Filed: Sep 22, 2014
Date of Patent: Apr 26, 2016
Assignee: Panasonic Intellectual Property Management Co., Ltd. (Osaka)
Inventors: Akimasa Uehara (Aichi), Satoshi Ousaka (Aichi)
Primary Examiner: Susan Bennett Hattan
Assistant Examiner: Marie Fast Horse
Application Number: 29/502,922
Type: Grant
Filed: Sep 22, 2014
Date of Patent: Apr 26, 2016
Assignee: Panasonic Intellectual Property Management Co., Ltd. (Osaka)
Inventors: Akimasa Uehara (Aichi), Satoshi Ousaka (Aichi)
Primary Examiner: Susan Bennett Hattan
Assistant Examiner: Marie Fast Horse
Application Number: 29/502,922
Classifications