US D338269 S
FIG. 1 is a front elevational view of an ergonometric stethoscope chestpiece, showing our new design;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a left side elevational view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a top plan view thereof; and,
FIG. 6 is a bottom plan view thereof, the broken line showing is for illustrative purposes only and forms no part of the claimed design.