50 SELF-EXTENDABLE OR POWER EXTENDABLE STORED STRIP MATERIAL MADE OF METAL, PLASTIC, OR NON-METALLIC MATERIALS; AND SELF-EXTENDABLE OR POWER EXTENDABLE STORED METAL, PLASTIC, OR NONMETALLIC STRIP MATERIAL DEPLOYABLE TO FORM MASTS, ANTENNAS, BOOMS, TUBES, AND CONTAINERS