| http://www.w3.org/ns/prov#value | - BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a cross-sectional side view of a prior art wall switch in operative relation to a wall stud and wall board or plaster; FIG. 2 is the wall switch of FIG. 1 including an AC-to-DC power supply; FIG. 3 is the wall switch and power supply of FIG. 2 including an extender for increasing the volume of the wall switch receptacle; FIG. 4 is a block diagram showing
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