A system provides a user with proper information about a target exhibition object among many exhibition objects in exhibition facilities according to a user's request. The system has a database system for storing information about exhibition objects, a host computer, and at least one terminal. The host...http://www.google.fr/patents/US5796351?utm_source=gb-gplus-shareBrevet US5796351 - System for providing information about exhibition objects
System for providing information about exhibition objects
