The ornamental design for a pressurewasher, as shown and described.
FIG. 1: shows a perspective front, top and first side view of a pressure washer showing the design;
FIG. 2: shows a first side elevational view thereof;
FIG. 3: shows a front elevational view thereof;
FIG. 4: shows a second side elevational view thereof;
FIG. 5: shows a rear elevational view thereof;
FIG. 6: shows a top plan view thereof; and,
FIG. 7: shows a bottom plan view thereof.
The portions of the drawings shown in stippled lines do not form a part of the design.
The broken line showing of details in FIGS. 1-7 is included for the purpose of showing environmental portions of the Pressure Washer and forms no part of the claimed design.