The applicant claims the ornamental design for the shoulder holster for portable electronic devices, as shown.
FIG. 1 shows an elevational view of the new design for a shoulder holster apparatus;
FIG. 2 shows an elevational view of the new design, with portable electronic devices illustrated in broken lines as stored and transported in pockets of the shoulder holster;
FIG. 3 shows a front elevational view of the new design as worn by a user illustrated in broken lines; and,
FIG. 4 shows a rear elevational view of the new design as worn by a user illustrated in broken lines.
The portable electronic devices shown in broken lines in FIG. 2 are not part of the design sought to be patented.