Portable electric heater
Chiu July 28, 1
U.S. patent number D328,341 [Application Number 07/561,534] was granted by the patent office on 1992-07-28 for portable electric heater. This patent grant is currently assigned to Duracraft Corporation. Invention is credited to Bernard Chiu.
| United States Patent | D328,341 |
| Chiu | July 28, 1992 |
Portable electric heater
Claims
The ornamental design for a portable electric heater, as shown.
| Inventors: | Chiu; Bernard (Ashland, MA) |
|---|---|
| Assignee: | Duracraft Corporation (Sudbury,
MA) |
| Appl. No.: | 07/561,534 |
| Filed: | August 1, 1990 |
| Current U.S. Class: | D23/346; D6/661 |
| Field of Search: | ;D23/347,332,392,325,403,337,405,406,342,343,344,346,350 ;D6/440,448,446,470 ;219/236,213 ;392/348 ;126/67,61,66,58 |
References Cited [Referenced By]
U.S. Patent Documents
| D84940 | August 1931 | Kahn |
| D93860 | November 1934 | Wolters |
| D163235 | May 1951 | Wilson |
| D170488 | September 1953 | Wilson |
| D190832 | July 1961 | Petrucelli |
| D276457 | November 1984 | Heger |
| D287080 | December 1986 | Densen |
| 2533409 | December 1950 | Tice |
Other References
|
Efel Co. Adv. Brochure, p. 2, Monatana Stove, top right side of page. . Tradeshow Brochures Box I. . Alternative Energy Retailer, 3/84 p. 41, Severn Stove, WHA 1984 Tradeshow Brochures Box I. . Copper-Clad Malleable Range Co., p. 9, Twin Flue Super-Heater.. |
Primary Examiner: Burke; Wallace R.
Assistant Examiner: Lichtenstein; Lisa
Attorney, Agent or Firm: Toupal; John E. Jarcho; Harold G.
Description
FIG. 1 is a front, top, and left side perspective view of a portable electric heater showing my new design;
FIG. 2 is a bottom plan view thereof;
FIG. 3 is a rear elevation view thereof; and,
FIG. 4 is a right side elevation view thereof.
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