.~ Roof movable as entity relative to its substructure
DEFINITION
Classification: 52/66
(under subclass 64) Structure wherein the movable barrier is a complete roof which is connected to and movable as an entity relative to its supporting columns or walls defining or within an area normally covered by the roof.
SEE OR SEARCH THIS CLASS, SUBCLASS:
63, for a construction including a flaccid surfacing component.
69, for a barrier swingable to act as a wall or canopy.
83, for a roof or enclosure suspended by flexible means and