US D246691 S
Abstract available in
FIG. 1 is a top plan view of a dial control knob for medical instrument showing my new design;
FIG. 2 is a side elevational view taken from the left of FIG. 1;
FIG. 3 is a front elevational view; and,
FIG. 4 is a rear elevational view.
The dial control knob is symmetrical about its axis.