Portable electrical heater
Chiu , et al. June 7, 1
U.S. patent number D347,683 [Application Number D/006,200] was granted by the patent office on 1994-06-07 for portable electrical heater. This patent grant is currently assigned to Duracraft Corporation. Invention is credited to Bernard Chiu, Richard M. O'Grady, Jui-Shang Wang.
| United States Patent | D347,683 |
| Chiu , et al. | June 7, 1994 |
Portable electrical heater
Claims
The ornamental design for a portable electrical heater, as shown and described.
| Inventors: | Chiu; Bernard (Ashland, MA), Wang; Jui-Shang (Taipei, TW), O'Grady; Richard M. (Southington, CT) |
|---|---|
| Assignee: | Duracraft Corporation
(Whitinsville, MA) |
| Appl. No.: | D/006,200 |
| Filed: | March 18, 1990 |
| Current U.S. Class: | D23/336; D23/332 |
| Field of Search: | ;416/247R,63,95 ;392/365-369,384,383,373,374 ;D23/335,332,336,328,381,382 |
References Cited [Referenced By]
U.S. Patent Documents
| D319694 | September 1991 | Wortham |
| D340765 | October 1993 | Joss et al. |
| 2552470 | May 1951 | Wahlberg |
Assistant Examiner: Lichtenstein; Lisa
Attorney, Agent or Firm: Toupal; John E. Jarcho; Harold G.
Description
FIG. 1 is a front perspective view of a portable electrical heater;
FIG. 2 is a front elevational view thereof;
FIG. 3 is rear elevational view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a bottom plan view thereof; and,
FIG. 6 is a right side elevational view thereof, the left side being a mirror image of that shown.
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