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n5google.co.
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ng meetingsUS5206934 *15 Aug 198927 Apr 1993Group Technologies, Inc.Method and apparatus for interactive computer conferencingUS5208748 *19 Jun 19894 May 1993Action Technologies, Inc.Method and apparatus for structuring and managing human communications by explicitly defining the types of communications permitted between participantsUS5216603 *17 Oct 19901 Jun 1993Action Technologies, Inc.Method a
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