A collapsible security system includes a door having a plurality of collapsible panels. The security system can be mounted from a cubicle partition or a wall frame of a door. In the compressed position, the door of the security system allows access to the office space within the cubicle or room. When...http://www.google.es/patents/US6648047?utm_source=gb-gplus-sharePatente US6648047 - Security system for a cubicle
