A conference system identifies and manages conferences in terms of the conference host name, conference name and conference partner name. At the setup a conference, a conference host name, conference name and conference partner name are registered, and, in addition, material names and material supplier...http://www.google.es/patents/US5012509?utm_source=gb-gplus-sharePatente US5012509 - Communication conference apparatus and method for remote conferencing
Communication conference apparatus and method for remote conferencing