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Patent
D311951
Priority
Dec 21 1988
Filed
Dec 21 1988
Issued
Nov 06 1990
Expiry
Nov 06 2004
Assg.orig
Entity
unknown
19
6
n/a
The ornamental design for a portable electric convection heater , as shown and described.
FIG. 1 is a front perspective view taken from above and showing the top and
right end of the portable electrical convection heater according to my new
design, the rear view being a mirror image of the front view;
FIG. 2 is a left end elevation view thereof; and
FIG. 3 is a bottom plan view thereof, on a reduced scale.
Dubin, Melvin
Patent
Priority
Assignee
Title
6003242 , Jan 09 1998
BANKBOSTON, N A , AS AGENT Portable heater
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