US PATENT SUBCLASS 49 / 70
COMBINED


Current as of: June, 1999
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49 /   HD   MOVABLE OR REMOVABLE CLOSURES

70COMBINED


DEFINITION

Classification: 49/70

(under the class definition) Device cooperatively united with an adjunctive second device, said second device, e.g., automatic control, having a function serving to perfect a movable closure for its intended purpose, other than being an ancillary device, e.g., operator, hinge, seal, for the movable closure.

SEE OR SEARCH CLASS

5, Beds,

171, for a bed carried by a closure and shifted into position by movement of the closure.

182, Fire Escape, Ladder, or Scaffold,

77+, for a ladder combined with a door.