Portable electric heater

- Royal Sovereign Corp.
Description

FIG. 1 is a perspective view of a portable electric heater showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a right side elevational view thereof, the left side being a mirror image;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a top plan view thereof, on an enlarged scale, with the access door to the controls in the open position.

Referenced Cited
U.S. Patent Documents
D327946 July 14, 1992 Barre
D333866 March 9, 1993 Wang
3341689 September 1967 Reichenbach
Other references
  • Hardware Age, Aug. 29, 1946, p. 169, Portable Electric Heater, top left side of page. Hardware Age, Aug. 15, 1946, p. 267, Superheater, top left side of page.
Patent History
Patent number: D343230
Type: Grant
Filed: Sep 9, 1992
Date of Patent: Jan 11, 1994
Assignee: Royal Sovereign Corp. (Englewood, NJ)
Inventor: Ta K. Lim (Franklin Lakes, NJ)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Lisa Lichtenstein
Law Firm: McAulay Fisher Nissen Goldberg & Kiel
Application Number: 7/942,078