U.S. patent number D561,323 [Application Number D/271,676] was granted by the patent office on 2008-02-05 for centrifugal blower fan.
This patent grant is currently assigned to Matsushita Electric Industrial Co., Ltd.. Invention is credited to Seiji Shirahama.
United States Patent |
D561,323 |
Shirahama |
February 5, 2008 |
Centrifugal blower fan
Claims
CLAIM I claim the ornamental design for a centrifugal blower fan,
as shown and described.
Inventors: |
Shirahama; Seiji (Kasugai,
JP) |
Assignee: |
Matsushita Electric Industrial Co.,
Ltd. (Osaka, JP)
|
Appl.
No.: |
D/271,676 |
Filed: |
January 24, 2007 |
Foreign Application Priority Data
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|
|
|
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Oct 20, 2006 [JP] |
|
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2006-028537 |
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Current U.S.
Class: |
D23/370 |
Current International
Class: |
2304 |
Field of
Search: |
;D23/370,383
;415/206,208.1 |
References Cited
[Referenced By]
U.S. Patent Documents
Primary Examiner: Lichtenstein; Lisa
Attorney, Agent or Firm: Brinks Hofer Gilson & Lione
Description
FIG. 1 is a front perspective view of a centrifugal blower fan of
the present invention;
FIG. 2 is a front view thereof;
FIG. 3 is a top view thereof;
FIG. 4 is a first side view thereof;
FIG. 5 is a second side view thereof;
FIG. 6 is a bottom view thereof;
FIG. 7 is a rear view thereof; and,
FIG. 8 is a cross-section view taken along the line 8--8 of FIG.
2.
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