The ornamental design for a disposableairplaneseat back barrier system with tray table sleeve and seatback cover, as shown.
Cross-reference to related application Ser. No. 14/820,539 (filing date Aug. 6, 2015)
FIG. 1 is a left perspective view of a disposable airplane seat back barrier system and seatback cover. The right side view is a mirror image of the left side.
FIG. 2 is a front view of a disposable airplane seat back barrier system and seatback cover.
FIG. 3 is a back perspective view of a disposable airplane seat back barrier system and seatback cover.
FIG. 4 is a left perspective view of a disposable airplane seat back barrier system with tray table sleeve and seatback cover with environment of airplane seatback and tray table.
FIG. 5 is a left perspective view of a disposable airplane seat back barrier system and seatback cover installed on airplane tray table; and,
FIG. 6 is a back perspective view of a disposable airplane seat back barrier system with tray table sleeve and seatback cover installed on airplane tray table.
Broken line illustration of environmental structures (airplane seatback and tray table) is not part of the claimed design.