We claim the ornamental design for a motor for dental handpiece, as shown and described.
FIG. 1 is a front view of a motor for dental handpiece;
FIG. 2 is a rear elevation thereof;
FIG. 3 is a right side elevation thereof;
FIG. 4 is a left side elevation thereof;
FIG. 5 is a top view thereof,
FIG. 6 is a bottom view thereof;
FIG. 7 is a left side perspective view thereof;
FIG. 8 is a right side perspective view thereof; and,
FIG. 9 is a referential view thereof, in a state of use.
Portions of the motor for dental handpiece shown in broken lines in FIG. 4 form no part of the claimed design.
The broken lines showing how the motor for dental handpiece attaches to the handpiece in FIG. 9 are not part of the claimed design, but are represented to show the environment in which the design is associated and is for illustrative purposes only.