| D499474 | Convection heater | December, 2004 | Ching | D23/335 |
| D453557 | Heater housing | February, 2002 | Pannozzo et al. | D23/335 |
| D348725 | Convection heater | July, 1994 | Wortham | D23/335 |
FIG. 1 is a top front and left side perspective view of electric heater showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a left side elevational view thereof;
FIG. 5 is a right side elevational view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.