The ornamental design for a dualnozzlesprayer, as shown and described.
FIG. 1 is a left side elevation view of the dual nozzle sprayer of Applicant's new design, the right side elevation view being an identical mirror image thereto.
FIG. 2 is a back elevation view of the dual nozzle sprayer of FIG. 1.
FIG. 3 is a front elevation view of the dual nozzle sprayer of FIG. 1.
FIG. 4 is a top plan view of the dual nozzle sprayer of FIG. 1; and,
FIG. 5 is a bottom plan view of the dual nozzle sprayer of FIG. 1.
The broken lines in the drawings illustrate portions of the dual nozzle sprayer which form no part of the claimed design.