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					| Patent    D557779 |  
					| Priority Jun 02 2006 |  
					| Filed Jun 02 2006 |  
					| Issued Dec 18 2007 |  
					| Expiry Dec 18 2021 |  
					|  |  
					| Assg.orig |  
					|  |  
					| Entity unknown |  
					 | 2 |  
					 | 12 |  
					 | 
						  n/a |  
						 
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			  The ornamental design for electric heater, as shown and described. | 
 
	
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 right side elevational view thereof;
FIG. 5 is a left side elevational view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
	
	Ching, Chan, Ricker, Chad
	
	
	
	
	  
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