Pair of vehicle external rear view mirrors and combined heating unit therefor including a main switch, a heater and a power unit
FIG. 1 is a perspective view of a pair of vehicle external rear view mirrors and combined heating unit therefor including a main switch, a heater and a power unit showing my new design; 
     FIG. 2 is a side elevational view thereof; 
     FIG. 3 is an opposite side elevational view thereof; 
     FIG. 4 is an end elevational view thereof; 
     FIG. 5 is an opposite end elevational view thereof; and, 
     FIG. 6 is a top plan view thereof. 
     The wires connected to the switch and one of the rear view mirrors are shown broken away in the middle in FIGS. 1 through 6 and FIGS. 4, 5 and 6 respectively for convenience of illustration.