Two prong electric plug
FIG. 1 is an enlarged perspective view of a two prong electric plug illustrating our new design; 
     FIG. 2 is a front elevational view thereof; 
     FIG. 3 is a side view thereof; 
     FIG. 4 is a rear elevational view thereof; 
     FIG. 5 is a side view opposite that shown in FIG. 3; 
     FIG. 6 is a bottom plan view thereof; and 
     FIG. 7 is a top plan view thereof. 
     The portion of FIG. 1 shown in broken lines represents a cord and forms no part of the claimed design. 
     The surface design shown compleetely in FIG. 1 is incompletely shown in FIGS. 2-5 and 7 for ease of illustration and the design is understood to repeat over the area left blank.