US D501128 S1
FIG. 1 is a perspective view of an extendable handle for oxygen concentrator unit including bracket for associated tubing and power cord showing our new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a side elevational view thereof, the elevational view of the opposing side being a mirror image thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a bottom plan view thereof; and,
FIG. 7 is a reduced side elevational view showing the extendable handle for oxygen concentrator unit including bracket for associated tubing and power cord in use; the broken lines depict environmental structure for illustrative purposes only and form no part of the claimed design.