(under subclass 64) Structure wherein the movable barrier sections include one structure defining an occupiable space which structure is arranged to telescope, either by sliding or swinging, within another such structure.
SEE OR SEARCH THIS CLASS, SUBCLASS:
79.1+, for another three-dimensional, preassembled subenclosure which is not mounted for movement.
SEE OR SEARCH CLASS
280, Land Vehicles,
638+, for an extensible vehicle structure there provided for.