Patent
   D287750
Priority
Nov 01 1983
Filed
Apr 24 1984
Issued
Jan 13 1987
Expiry
Jan 13 2001
Assg.orig
Entity
unknown
3
7
n/a
The ornamental design for an electric heater, as shown and described.

FIG. 1 is a front elevational view of an electric heater, showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a side elevational view thereof;

FIG. 4 is an elevational view of the opposite side thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a front elevational view of a second embodiment of an electric heater;

FIG. 8 is a rear elevational view thereof;

FIG. 9 is a side elevational view thereof;

FIG. 10 is an elevational view of the opposite side thereof;

FIG. 11 is a top plan view thereof;

FIG. 12 is a bottom plan view thereof;

FIG. 13 is a front elevational view of a third embodiment of an electric heater;

FIG. 14 is a rear elevational view thereof;

FIG. 15 is a side elevational view thereof;

FIG. 16 is an elevational view of the opposite side thereof;

FIG. 17 is a top plan view thereof;

FIG. 18 is a bottom plan view thereof;

FIG. 19 is a front elevational view of a fourth embodiment of an electric heater;

FIG. 20 is a rear elevational view thereof;

FIG. 21 is a side elevational view thereof;

FIG. 22 is an elevational view of the opposite side thereof;

FIG. 23 is a top plan view thereof;

FIG. 24 is a bottom plan view thereof.

Hamalainen, Ilkka

Patent Priority Assignee Title
D621016, Nov 26 2008 CLIMASTAR GLOBAL COMPANY, S L Radiator for heating
ER3645,
ER7464,
Patent Priority Assignee Title
3310652,
3408480,
3596058,
4227068, Feb 20 1976 Societe Prl Convector heater
4392048, Feb 01 1978 Societe Prl Electrical convertor heater
178926,
195447,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Apr 24 1984Rakennusvalmiste Oy(assignment on the face of the patent)
May 20 1986HAMALAINEN, ILKKARakennusvalmiste OyASSIGNMENT OF ASSIGNORS INTEREST 0045570263 pdf
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