Patent
   D315624
Priority
Jul 21 1989
Filed
Aug 04 1989
Issued
Mar 19 1991
Expiry
Mar 19 2005
Assg.orig
Entity
unknown
60
5
n/a
The ornamental design for a electric vacuum cleaner, as shown.

FIG. 1 is a top, front and right side perspective view of an electric vacuum cleaner 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 rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a top plan view thereof; and

FIG. 7 is a bottom plan view thereof;

Aobori, Tetsuro, Kimura, Shigetaka, Hasegawa, Kouichi, Sagawa, Kouichi, Watanabe, Syuji

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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jul 10 1989KIMURA, SHIGETAKAHitachi, LTDASSIGNMENT OF ASSIGNORS INTEREST 0054460667 pdf
Jul 10 1989HASEGAWA, KOUICHIHitachi, LTDASSIGNMENT OF ASSIGNORS INTEREST 0054460667 pdf
Jul 10 1989AOBORI, TETSUROHitachi, LTDASSIGNMENT OF ASSIGNORS INTEREST 0054460667 pdf
Jul 10 1989SAGAWA, KOUICHIHitachi, LTDASSIGNMENT OF ASSIGNORS INTEREST 0054460667 pdf
Jul 10 1989WATANABE, SYUJIHitachi, LTDASSIGNMENT OF ASSIGNORS INTEREST 0054460667 pdf
Aug 04 1989Hitachi, Ltd.(assignment on the face of the patent)
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