The ornamental design for a motorizedextensiontool used to open and close clerestory windows and skylights, as shown and described.
FIG. 1 is a front elevational view of a motorized extension tool used to
open and close clerestory windows and skylights, showing my new design,
shown fragmented to indicate indeterminate length;
FIG. 2 is a fragmented left side elevational view thereof, the opposite
side being a mirror image;
FIG. 3 is a fragmented rear elevational view thereof;