The ornamental design for a handhelddevice with pistolgrip, as shown and described.
FIG. 1 is a perspective view of a handheld device with pistol grip according to our new design;
FIG. 2 is another perspective view thereof;
FIG. 3 is another perspective view thereof;
FIG. 4 is another perspective view thereof;
FIG. 5 is another perspective view thereof;
FIG. 6 is another perspective view thereof;
FIG. 7 is another perspective view thereof;
FIG. 8 is another perspective view thereof;
FIG. 9 is a top view thereof;
FIG. 10 is a bottom view thereof;
FIG. 11 is a side view thereof;
FIG. 12 is another side view thereof;
FIG. 13 is a front view thereof; and,
FIG. 14 is a back view thereof.
The broken lines in the drawings of the handheld device with pistol grip are for showing portions of the article and form no part of the claimed design.