Patent
   D327316
Priority
Oct 19 1990
Filed
Apr 19 1991
Issued
Jun 23 1992
Expiry
Jun 23 2006
Assg.orig
Entity
unknown
5
1
n/a
The ornamental design for a vortex blower, as shown.

FIG. 1 is a front, top and right side perspective view of a vortex blower showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a rear elevational view thereof; and,

FIG. 7 is a bottom plan view thereof.

Fujio, Masayuki, Kobayashi, Kazuo, Hasegawa, Kengo, Abe, Takeshi, Ito, Eiichi, Chihara, Yukio, Yoshidomi, Toshiharu

Patent Priority Assignee Title
10375901, Dec 09 2014 MTD Products Inc Blower/vacuum
D547426, Nov 02 2006 Procom Heating, Inc Portable heater
D547846, Nov 02 2006 Procom Heating, Inc Portable heater
D761410, Sep 11 2013 Alvimar-Global Blower with integrated base
D777313, Nov 06 2015 Blower housing
Patent Priority Assignee Title
3511578,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Feb 28 1991YOSHIDOMI, TOSHIHARUHitachi, LTDASSIGNMENT OF ASSIGNORS INTEREST 0060120695 pdf
Feb 28 1991ABE, TAKESHIHitachi, LTDASSIGNMENT OF ASSIGNORS INTEREST 0060120695 pdf
Feb 28 1991ITO, EIICHIHitachi, LTDASSIGNMENT OF ASSIGNORS INTEREST 0060120695 pdf
Feb 28 1991FUJIO, MASAYUKIHitachi, LTDASSIGNMENT OF ASSIGNORS INTEREST 0060120695 pdf
Feb 28 1991KOBAYASHI, KAZUOHitachi, LTDASSIGNMENT OF ASSIGNORS INTEREST 0060120695 pdf
Feb 28 1991HASEGAWA, KENGOHitachi, LTDASSIGNMENT OF ASSIGNORS INTEREST 0060120695 pdf
Feb 28 1991CHIHARA, YUKIOHitachi, LTDASSIGNMENT OF ASSIGNORS INTEREST 0060120695 pdf
Apr 19 1991Hitachi, Ltd.(assignment on the face of the patent)
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