USD980404S1 - Ventilation fan - Google Patents

Description

FIG. 1 is a rear view of a ventilation fan according to a first embodiment of the present invention;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a side view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a front perspective view thereof;

FIG. 6 is a rear view of a ventilation fan according to a second embodiment of the present invention;

FIG. 7 is a rear perspective view-of the embodiment of FIG. 6 ;

FIG. 8 is a side view of the embodiment of FIG. 6 ;

FIG. 9 is a front view of the embodiment of FIG. 6 ;

FIG. 10 is a front perspective view of the embodiment of FIG. 6 ;

FIG. 11 is a rear view of a ventilation fan according to a third embodiment of the present invention;

FIG. 12 is a rear perspective view of the embodiment of FIG. 11 ;

FIG. 13 is a front view of the embodiment of FIG. 11 ;

FIG. 14 is a front perspective view of the embodiment of FIG. 11 ;

FIG. 15 is a side perspective view of the embodiment of FIG. 11 ;

FIG. 16 is a rear view of a ventilation fan according to a fourth embodiment of the present invention;

FIG. 17 is a rear perspective view of the embodiment of FIG. 16 ;

FIG. 18 is a side view of the embodiment of FIG. 16 ;

FIG. 19 is a front perspective view of the embodiment of FIG. 16 ; and,

FIG. 20 is a front view of the embodiment of FIG. 16 .

The broken lines illustrate portions of the ventilation fan that form no part of the claimed design.

Claims (1)

CLAIM
1. The ornamental design for a ventilation fan, as shown and described.

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